6
EVERY 6 MONTHS
Inspect and remove lint accumulation in customer furnished exhaust duct work system and from dryers internal
exhaust ducting.
WARNING: THE ACCUMULATION OF LINT IN THE EXHAUST DUCT WORK CAN
CREATE A POTENTIAL FIRE HAZARD.
WARNING: DO NOT OBSTRUCT THE FLOW OF COMBUSTION and VENTILATION AIR.
CHECK CUSTOMER FURNISHED BACK DRAFT DAMPER IN EXHAUST
DUCT WORK. INSPECT and REMOVE ANY LINT ACCUMULATION WHICH
CAN CAUSE DAMPER TO BIND or STICK.
NOTE: A back draft damper that is sticking partially closed can result in slow drying and shutdown
of the heat circuits safety switches or thermostats.
NOTE: When cleaning dryer cabinets, avoid using harsh abrasives. A product intended for cleaning
appliances is recommended.
B. ADJUSTMENTS
7 DAYS AFTER INSTALLATION and EVERY 6 MONTHS THEREAFTER
Inspect bolts, nuts, screws, (bearing set screws), nonpermanent gas connections (unions, shut-off valves, orifices,
and grounding connections). Motor and drive belts should be examined. Cracked or seriously frayed belts
should be replaced. Tighten loose V-belts when necessary. Complete operational check of controls and valves.
Complete operational check of ALL safety devices (door switch, lint drawer switch, sail switch, burner and hi-
limit thermostats).
C. LUBRICATION
The drive shaft bearings and idler shaft bearings should be lubricated every three (3) months. Use a #3 grease
or equivalent. Lubrication is necessary.
The motor bearings and under normal/most conditions the tumbler bearing are permanently lubricated. It is
physically possible to re-lubricate the tumbler bearing if you choose even though this practice may not be necessary.
Use Industrial Chevron ball or roller bearing SRI grease NLGI2 or its equivalent which has a broad operating
temperature range of 22º F (-6º C) to 350º F (177º C).