Roberts Gorden Corayvac CRV-B Series, Installation, Operation & Service Manual

Page: 82 / 96

CRV-S
ERIES
I
NSTALLATION
, O
PERATION AND
S
ERVICE
M
ANUAL
74 of 85
Gas Line Check for gas leaks. See Page 51, Figure 36 .
Combustion Chamber
Window Make s u re it is clean and free of cracks or holes.
Clean or replace as req u ired.
Blower Scroll, Wheel and
Motor Compressed air or a v ac uu m cleaner may be u sed to clean d u st and dirt.
Burner Head and Orifice Clear of obstr u ctions. (E v en spider w ebs w ill ca u se problems).
Caref u lly remo v e any d u st and debris from the b u rner.
Electrode Replace if there are cracked ceramics, excessi v e carbon resid u e, or erosion
of the electrode.
The electrode gap sho u ld be 1/8" (3 mm).
Thermostat or Sensor There sho u ld be no exposed w ire or damage to the thermostat or sensor.
See Page 52, Section 12 .
Suspension Points Make s u re the heater is hanging sec u rely. Look for signs of w ear on the chain
or ceiling.
See Page 21, Figure 20 .
Filter Check for dirt or d u st. Clean or replace as req u ired.
Decorative and Protective
Grille (optional) The grille m u st be sec u rely attached.
Check that side reflector extensions are installed correctly and sec u red in
place if necessary. (Decorati v e grille only.)
See Page 35, Section 8.7.1 through Page 37, Section 8.8.3
Make s u re shield is installed correctly and sec u red in place if necessary.
(Decorati v e grille only.) See Page 35, Section 8.7.2 .
Pump With p u mp operating, check for excessi v e v ibration or noise. Vibration is u s u -
ally a sign that the impeller is o u t of balance. T u rn off the system, ins u re
po w er is sh u t off and remo v e the inlet plate. Check the shaft seal and replace
it if w orn or missing.
With the Power off:
Check the inlet and o u tlet of the p u mp for blockage or excessi v e soot and
clean as necessary.
Check boots for cracking or deterioration and replace if necessary.
If a condensate trap is installed, check the condition of the trap and the drain
line attached. Note: the condensate trap sho
u ld be filled w ith w ater at the
beginning of each heating season.
Check the condition of the motor mo u nts. Lift the motor from the rear; look for
breaks in the r u bber and replace if necessary.
Check the condition and operation of the press u re s w itch.
Wall Ta g If w all tag is present, make s u re it is legible and acc u rate. Please contact
Roberts-Gordon LLC or yo u r ROBERTS GORDON
®
independent distrib u tor,
if yo u need a w all tag. See Page 4, Section 2.1 .
Safety Labels Prod u ct safety signs or labels sho u ld be replaced by the prod u ct u ser w hen
they are no longer legible. Please contact Roberts-Gordon LLC or yo u r ROB-
ERTS GORDON ® independent distrib u tor to obtain replacement signs or
labels.
See Page 2, Figure 1 through Page 3, Figure 2
.