Roberts Gorden CTCU 27 - Manual (Page 32)

COMBAT ® CTCU U NIT H EATER I NSTALLATION O PERATION AND S ERVICE M ANUAL
26
SECTION 15: REMOVAL AND REPLACEMENT PARTS
See warnings and notes on Page 20, Section 12
before removing or replacing parts.
Burner Components
All serviceable burner parts are accessed by the
door on the side of the heater. Remove the four
sheetmetal screws.
15.1 Gas Valve
Remove the gas supply pipe at the heater inlet.
Replace in reverse order. Verify that the gas flow
direction of the valve is correct. Use a minimum
amount of gas seal on the thread joint. Check that
all the joints are leak free. Reset gas valve. See
Page 17, Section 10.2.2.
IT IS IMPORTANT THAT ONLY THE CORRECT
GAS VALVE IS USED WHEN REPLACING THESE
CONTROLS.
Disconnect
wire harness
Unplug
control
from
valve.
Remove
fixing
screw.
Ignition
Control
Description Part Number
Gas Valve VK4105A 90033403
Ignition Control 90434010