Cambridge Air Solutions Space Heater S2200

Turn the heater disconnect switch off

Close the manual gas supply shut-off valve

Loosen the union in the gas train

Disconnect the ignition cable from the burner

Remove the flame rod and the igniter

Examine the flame rod ceramic for cracks and replace if necessary

Turn off the heater before servicing the filters

Remove the filters from the filter section

Handle the filters carefully to prevent debris from being dislodged into the heater

!WARNING: Turn the disconnect switch off when performing service or maintenance functions.

Turn off the electrical power to the valve

Close the upstream manual gas valve

Avoid any type of sparking or ignition

Vent hazardous or combustible fumes to a safe area

Check for indicators of cleaning requirement

Remove the bonnet screws, valve bonnet, bonnet gasket, core/diaphragm subassembly and body gasket

Inspect parts for wear or damage

If parts are worn or damaged, install a complete ASCO Rebuild Kit

Lubricate the bonnet gasket and body gasket with Dow Corning® 200 Fluid lubricant

Apply RemGrit TFL 50® Dry Lubricant to the valve seat, valve body surface, and internal surface of the valve bonnet