Roberts Gorden Low Intensity Unitary Heater Designed for Harsh Environments HE-40 - Manual (Page 57)

SECTION 11: O PERATION AND M AINTENANCE
51
Reflector Support Straps Verify that the reflector support straps are securely clamped to tube and
reflector.
See Page 24, Step 6.6.1.
Verify tight and loose screws at reflector overlaps.
Tubes Make sure there are no cracks.
Make sure tubes are connected and suspended securely.
See Page 15, Section 6.
Make sure there is no sagging, bending or distortion.
Clean any debris from top of tubes or replace as required.
Check the inside of the firing tube with a flashlight. If carbon or scale are pres-
ent remove the turbulator(s). Scrape out the deposits with a wire brush or rod,
or metal plate attached to a wooden pole and replace turbulator(s) in tube.
Check for evidence of animals such as squirrels or birds and remove any
nests prior to firing.
Gas Line Check for gas leaks. See Page 43, Section 9.
Burner Observation
Window Make sure it is clean and free of cracks or holes.
Clean and replace as required.
Drain Hole Be sure that the drain hole in the bottom of the burner compartment is not
blocked or clogged.
Blower Scroll, Wheel and
Motor
Compressed air or a vacuum cleaner may be used to clean dust and dirt.
Burner Cup and Orifice Clear of obstructions (even spider webs will cause problems).
Carefully remove any dust and debris from the burner.
Hot-Surface Igniter Replace if cracked or broken.
Thermostat There should be no exposed wire or damage to the thermostat.
See Page 45, Section 10.
Suspension Points Make sure the heater is hanging securely. Look for signs of wear on the chain
or ceiling.
See Page 16, Figure 14.
Decorative and Protective
Grille (optional) The grille must be securely attached.
Check that the side reflector extensions are installed correctly and secured in
place if necessary (Decorative grille only).
See Page 32, Section 7.5 and Page 34, Section 7.6
Make sure shield is installed correctly and secured in place if necessary.
(Decorative grille only.)
See Page 33, Section 7.5.2.
Lower Clearance Shield
(optional) The lower shield must be securely attached. Inspect shield support straps
and lower clearance shield anchor points.
See Page 32, Section 7.4.
Make sure shield is installed correctly and secured in place if necessary.
See Page 32, Section 7.4.
Wall Tag If wall tag is present, make sure it is legible and accurate. Please contact
Roberts-Gordon LLC or your ROBERTS GORDON
® independent distributor,
if you need a wall tag. See Page 4, Section 2.1.
Safety Labels Product safety signs or labels should be replaced by the product user when
they are no longer legible. Please contact Roberts-Gordon LLC or your ROB-
ERTS GORDON
® independent distributor to obtain replacement signs or
labels. See Page 1, Figure through Page 3, Figure 2.