56

Yes

Do the burners lockout

intermittently?

No

 

Inspect the electrodes on the

No

Electrode gap should be

No

Ignition module may have

Yes

affected burners. Are they

1/8". Is the gap too small?

failed. Replace module.

 

 

 

burned or damaged?

 

 

 

 

 

Yes

 

Yes

 

 

 

Replace the electrodes.

 

Adjust the gap or

 

 

 

 

replace the electrode.

 

 

 

 

 

 

 

Troubleshooting Flow

CRV-SERIES INSTALLATION, OPERATION

Is the system leaking water? Yes

No

Is the flame low?

Yes

No

 

Do burners shut off after the

No

call for heat is satisfied?

 

Is the vacuum setting

too low?

Yes

Adjust system for proper vacuum at the end vent.

Is the vacuum setting

too low?

Yes

Adjust system for proper vacuum at the end vent.

Make sure that all

thermostats or internal sensors are satisfied.

No

No

Yes

Are there any "dead" burners in a branch?

Yes

Follow burner check

procedure given above.

Is the rotation of the pump motor correct?

No

Consult wiring instructions in pump manuals listed below for reversal instructions.

Refer to control panel manuals listed below.

No

Yes

Is the rotation of the pump motor correct?

No

Consult wiring instructions in pump manuals listed below for reversal instructions.

Are the filters on the

burners dirty?

Yes

Replace filters as necessary.

Yes

Are the filters on the

No

Couplings may be installed

improperly. Lined couplings

burners dirty?

 

 

should be used for tailpipe.

 

 

 

Yes

Replace filters as necessary.

Check for blockage in the

No outside air supply or for leaks in the system.

Chart

AND SERVICE MANUAL

Yes

Does the pump shut down

after a 2 minute post-purge No period?

Yes

TROUBLESHOOT ENDS.

If problems persist, contact

yourNo

ROBERTS GORDON® Independent

Distributor.

Make sure that all

thermostats or internal sensors are satisfied.

Contact

Roberts-Gordon at

www.rg-inc.com

Yes

Refer to control panel manuals listed below.

Control Panel IOS Manuals:

-System Control P/N: 10091601NA

-ROBERTS GORDON® ULTRAVAC™ P/N: 10081601NA

-For systems with no control panel, refer

to appropriate control manufacturers instructions.

Pump IOS Manuals:

-EP-100 P/N: 127201NA

-EP-200 P/N: 127200NA

-EP-300 P/N: 127202NA

Page 62
Image 62
Roberts Gorden CRV-B-8, CRV-B-9, CRV-B-12A, CRV-B-6 Troubleshooting Flow, Yes Follow burner check Procedure given above

CRV-B-4, CRV-B-12, CRV-B-2, CRV-B-10, CRV-B-6 specifications

The Roberts Gordon CRV-B-9 is a state-of-the-art infrared radiant heater designed for industrial and commercial heating applications. Renowned for its efficiency and effectiveness, the CRV-B-9 represents a significant advancement in the world of space heating solutions.

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