Ames Fire & Waterworks Colt Series C200 Backflow Preventer Assemblies User Manual

Content

ames fire & waterworks Colt Series C200 Backflow Preventer Assemblies Manual

The ames fire & waterworks Colt Series C200 Backflow Preventer Assemblies are double check valve assemblies designed to protect potable water supplies from reverse flow caused by backsiphonage or backpressure. They are commonly used in fire protection systems and other applications where water may become non-potable.

The Colt C200 uses two independent Tri-Link check modules within a compact stainless steel housing. This design provides dependable flow protection while allowing the check modules to be accessed and serviced through a single sleeve opening. The removable modules are designed for maintenance without special tools, helping reduce service time during inspections or repairs.

Typical assemblies include two shutoff valves, four test cocks, and a stainless steel body with grooved or flanged connection options depending on the selected configuration. Certain versions include OS&Y gate valves and fire supervisory tamper switches for integration with fire alarm monitoring systems.

This backflow preventer is intended for qualified plumbers, fire protection contractors, water-system engineers, facility managers, and certified backflow testers. It suits commercial buildings, industrial facilities, sprinkler systems, municipal installations, and other applications requiring a double check valve assembly. Always verify the exact model, connection type, orientation, approvals, and local authority requirements before installation.

ames fire & waterworks Colt Series C200 Specifications

Product type: Double check valve backflow preventer assembly.
Protection method: Two independent check valves protect against backsiphonage and backpressure.
Check design: Removable Tri-Link check modules intended for service without special tools.
Body material: 304 stainless steel on applicable Colt C200 configurations.
Access: Single housing sleeve access port for inspection and maintenance.
Included service points: Four test cocks and two drip-tight shutoff valves.
Connection options: Configuration-dependent grooved or flanged end connections.
Maximum working pressure: Up to 175 psi on listed configurations.
Typical temperature range: Approximately 33°F to 140°F on listed configurations.
Installation positions: Horizontal or vertical-up installation may be permitted; follow the exact product markings and installation manual.
Materials in the check modules: Noryl®, stainless steel, silicone, EPDM, or Buna-N components depending on the selected model.
Standards and approvals: Applicable models may carry ASSE, CSA, UL, FM, or AWWA-related approvals. Confirm the rating plate and local code requirements before use.

How to Install and Set Up the Colt Series C200 Backflow Preventer

Step-by-step installation

Confirm the model, nominal pipe size, connection type, pressure rating, temperature range, and required approvals.
Shut down and isolate the water supply. Lock out connected pumps or fire-system controls when required by site procedures.
Inspect the pipework, remove debris, and verify that the piping can support the assembly without placing strain on the valves.
Position the assembly so the flow arrow matches the direction of water flow. Install only in an orientation approved for the exact model.
Connect the inlet and outlet using compatible gaskets, fasteners, couplings, or flange hardware. Tighten evenly according to the applicable installation instructions.
Install required drainage, clearance, access, and support provisions. Keep the sleeve and test cocks accessible for testing and servicing.
Open the downstream shutoff valve slightly, then slowly open the upstream shutoff valve to fill the assembly and limit water hammer.
Check every joint, test cock, and valve stem for leakage. Complete the required commissioning test with an authorized backflow tester.

Do not modify the check modules, bypass the assembly, or connect incompatible accessories. The C200 is not a wireless device and does not require pairing; models equipped with supervisory switches require compatible fire alarm monitoring wiring installed by qualified personnel.

Colt C200 Backflow Preventer Troubleshooting

Water leaks at a connection: Isolate the line, depressurize it, and inspect the gasket, flange, coupling, alignment, and fastener torque. Replace damaged sealing components.
Test failure or excessive pressure loss: Confirm that the test equipment is calibrated and connected correctly. Inspect the check modules for debris, wear, damaged seals, or incorrect installation.
Flow will not pass: Verify that both shutoff valves are open, the flow arrow is correctly oriented, and no check module is obstructed.
Continuous discharge from a test cock: Close the test cock only after testing is complete. If leakage continues, replace the test-cock seal or the complete serviceable component as directed by the manufacturer.
Supervisory alarm remains active: For OS&Y versions, check that each gate valve is fully open and that the tamper switch actuator is correctly positioned. Have alarm wiring checked by a qualified technician.
Repeated test failure: Flush the line where permitted, inspect both check modules, and schedule service by a certified backflow professional.

The manufacturer does not generally identify every service condition with universal error codes, so do not apply an unrelated code chart. Record the model and serial information, installation orientation, test readings, and observed symptoms before requesting technical support. Warranty coverage and service procedures depend on the exact product and installation; consult the current manufacturer documentation or an authorized Ames or Watts representative.

Colt Series C200 Pros and Cons

Advantages

Serviceable modular design: The Tri-Link check modules can be removed for maintenance without special tools on applicable models.
Durable construction: Stainless steel housing provides corrosion resistance suitable for many commercial and fire protection environments.
Maintenance access: A single sleeve access port simplifies inspection compared with designs requiring extensive disassembly.
Installation flexibility: Approved models support horizontal or vertical-up installation when installed according to the flow arrow and product instructions.
System monitoring options: OS&Y configurations may include supervisory tamper switches for fire alarm integration.
Broad application range: The assembly suits potable-water protection, sprinkler systems, commercial facilities, and industrial water installations.

Limitations

Not suitable for every hazard: A double check assembly may not meet requirements where a reduced-pressure or detector-type assembly is mandated.
Configuration-specific ratings: Size, connection type, orientation, approvals, dimensions, and temperature limits vary by model.
Professional testing required: Installation and annual or jurisdictionally required testing should be performed by qualified personnel.
Access space is essential: Poor clearance around the sleeve, test cocks, or shutoff valves can make routine service difficult.

The ames fire & waterworks Colt Series C200 Backflow Preventer Assemblies are best suited to projects requiring a compact, serviceable double check assembly with strong maintenance access. Choose another backflow protection category when local codes or the hazard level require additional protection.

PDF

Faqs

How should I install ames fire & waterworks Colt Series C200 Backflow Preventer Assemblies for the first time?

Install the Colt Series C200 in the direction shown by the flow arrow, using the connection configuration and orientation approved for your exact model. The assembly may support horizontal or vertical installation, but local plumbing and fire-protection requirements control the final arrangement. Flush the supply piping before installation to remove dirt and pipe debris. Provide adequate clearance around the single access sleeve, shutoff valves, and test cocks so the assembly can be tested and serviced safely.

What piping and system requirements must be checked before installing a Colt Series C200 backflow preventer?

Confirm that the selected Ames Fire & Waterworks Colt Series C200 matches the pipe size, connection type, flow direction, hazard classification, and installation pattern required by the project. This double check valve assembly is intended for non-health-hazard cross-connections, including many fire-protection applications. Verify that the system pressure and water temperature remain within the exact model limits shown on its datasheet. Also check local water-authority, plumbing-code, and fire-code requirements before commissioning.

Why is the Colt Series C200 showing low flow or excessive pressure loss?

Begin by confirming that both shutoff valves are fully open and that the flow arrow points in the actual direction of water movement. Inspect upstream strainers, piping, valves, and nearby equipment for blockage or partially closed components. Debris can interfere with the Tri-Link check modules and restrict flow, especially when piping was not flushed before installation. If the restriction remains, isolate and depressurize the assembly, then have a qualified technician inspect the check modules and verify operation with approved test equipment.

What should I do if the Colt Series C200 fails a backflow test?

Do not place a failed assembly back into normal service without determining the cause. Confirm that the test procedure, gauge connections, test-cock selection, and valve positions match the applicable testing standard and local authority requirements. If the result is valid, isolate the assembly and relieve internal pressure before inspection. Dirt, damaged elastomer discs, worn check components, or improper reassembly may cause failure. A certified backflow tester or qualified service professional should clean, repair, retest, and document the assembly.

How do the check valves and test cocks work in ames fire & waterworks Colt Series C200 Backflow Preventer Assemblies?

The Colt Series C200 uses two independently operating check valves to limit reverse water movement caused by backpressure or backsiphonage. The two checks provide layered protection for a non-health-hazard connection, while the shutoff valves isolate the assembly during service. Test cocks allow a certified tester to connect differential-pressure equipment and evaluate check performance. They are not intended to be used as ordinary drain or operating valves, so keep their caps installed and protect them from damage.

Can a Colt Series C200 be installed vertically, or must it be horizontal?

Many Colt Series C200 configurations are approved for horizontal or vertical installation, provided the assembly is installed in the permitted orientation and the flow arrow is followed. The exact approval can vary by model, connection style, and pattern, so consult the product identification and installation manual before changing orientation. Do not rotate or modify the assembly to solve clearance problems. Maintain access to the sleeve, test cocks, and shutoff valves for inspection and maintenance.

How often should I maintain and test an Ames Colt Series C200 backflow preventer?

Have the Colt Series C200 tested periodically according to local water-authority, plumbing, and fire-protection requirements, and at least annually unless stricter rules or service conditions require more frequent attention. Inspect after repairs, flooding, freezing, contamination events, or unusual pressure changes. Maintenance should include checking shutoff valves and test cocks, examining the housing for leaks or damage, and inspecting the check modules when test results indicate a problem. Use only approved replacement parts and lubricants.

How do I safely service the check modules in Colt Series C200 Backflow Preventer Assemblies?

Before servicing, close both inlet and outlet shutoff valves and relieve trapped pressure through the designated test cocks. Never remove the access sleeve while the assembly is pressurized. After opening the housing, inspect the check modules, O-rings, springs, and elastomer discs for debris, cuts, distortion, or wear. Clean components with suitable methods, use an approved lubricant on O-rings, and reinstall every retaining part correctly. Repressurize slowly, check for leaks, and perform a certified backflow test before returning the system to service.