Powrmatic CA-G series User Manual

Supplied By www.heating spares.co Tel. 0161 620 6677
Installation and Servicing
Instructions
The CA-G Range
W ARNING: THIS APPLIANCE MUST BE EARTHED
HEATING DIVISION
Winterhay Lane
Ilminster, Somerset TA19 9PQ
Tel: 01460 53535 Fax: 01460 52341
BSI Registered Firm
FM 414
Ind. & Comm. Air Heaters;
Air Moving Equipment;
Flues & Chimneys; Natural
Smoke & Heat Ventilators;
Powered Supply & Extract
Fans & Systems.
CA G Issue 6 January 1998
Every effort is made to ensure accuracy at time of going to press. However as part of our policy of continual product improvement, we reserve the right to alter specifications without prior notice.
CE

Powrmatic CA-G series Specifications

General

Model	CA-G series
Category	Gas Heater
Dimensions	Varies by model
Weight	Varies by model
Voltage	120V
Amperage	Varies by model
Fuel Type	Natural Gas / Propane
Control	Thermostat
Venting	Vented

Summary

3. General Requirements

3.4 Flue System

Requirements for flue system design, materials, and installation to prevent condensation.

3.5 Air Supply

Specifies minimum free area requirements for air vents based on heat input.

4. Installation of Air Heater(s)

4.3 Connection of Air Heater(s) to Flue System

Guidance on flue system connections, pipe sizes, and resistance limitations.

4.5 Gas Connection

Requirements for gas supply connection, servicing valves, and pipe support.

4.6 Electrical Connections

Instructions for final electrical connections, isolation, and cable sizing.

5. Air Distribution System

6. Commissioning & Testing

6.4.1 Gas Controls Assembly - Soundness Check

Steps to check the soundness of gas safety shut-off valves.

6.4.2 Sequence Check

Verifying the correct operational sequence of the burner and fan.

6.4.3 Final Adjustment

Procedures for final adjustment of gas pressure and CO2 content.

6.4.3.1 CA-G 100 - 300 Final Adjustment

Specific final adjustment steps for CA-G 100-300 models.

6.4.3.2 CA-G 400 - 2000 Final Adjustment

Specific final adjustment steps for CA-G 400-2000 models.

6.4.4 Final Soundness Test

Performing a final test on gas control assembly joints for soundness.

6.4.5 Flame Safeguard

Testing the flame safeguard system by closing the gas service valve.

7. Servicing

7.5 Replacement of Faulty Components

Procedures for replacing various components.

7.5.2 Gas Controls Assembly

Procedures for replacing gas control assemblies.

7.5.2.1 CA-G 100, 150

Steps to replace gas valve coil and block valve assembly.

7.5.2.2 CA-G 200, 300

7.5.2.3 CA-G 400 - 2000

7.5.3 Main Fan Motor(s)

7.5.4 Main Air Fan(s)

7.5.5.1 CA-G 100 - CA-G 400 - Fan / Limit Thermostat - Honeywell L4064N

7.5.5.2 CA-G 500 - CA-G 2000 - Fan / Limit Thermostat - White Rodgers 5F464

7.5.5.3 CA-G 500 - CA-G 2000 - High Limit Thermostat

9. Fault Finding

Main burner will not light

Main burner lights, but goes out before main fan comes on.

Main fan fails to run