ADC AD-78 - Manual (Page 49)

STEAM DRYERS
Clean the steam coil fins. Suggest using compressed air and a vacuum cleaner with brush attachment.
NOTE: When cleaning steam coil fins, be careful not to bend the fins. If the fins are bent,
straighten by using a fin comb, which is available from any local air conditioning supply
house.
90 DAYS
1. Remove lint from around basket (tumbler), drive motors, and surrounding areas.
2. Remove lint from gas valve burner area with a dusting brush or vacuum cleaner attachment.
3. Clean any lint accumulation in and around both the blower and drive motor casing openings.
I NOTE: To prevent damage, avoid cleaning or touching the hot surface ignitor assembly.
EVERY 6 MONTHS
Inspect and remove lint accumulation in customer furnished exhaust duct work system and from dryers
internal exhaust ducting.
NOTE: THE ACCUMULATION OF LINT IN THE EXHAUST DUCT WORK CAN
CREATE A POTENTIAL FIRE HAZARD.
NOTE: DO NOT OBSTRUCT THE FLOW OF COMBUSTION and VENTILATION AIR.
CHECK CUSTOMER FURNISHED BACK DRAFT DAMPERS IN THE EXHAUST
DUCT WORK, INSPECT and REMOVE ANY LINT ACCUMULATION WHICH
CAN CAUSE THE DAMPER TO BIND or STICK.
NOTE: A back draft damper that is sticking partially closed can result in slow drying and shut­
down of heat circuit safety switches or thermostats
NOTE: When cleaning the dryer cabinet(s), avoid using harsh abrasives. A product intended for
the cleaning of appliances is recommended.
B. ADJUSTMENTS
7 DAYS AFTER INSTALLATION and EVERY 6 MONTHS THEREAFTER
Inspect bolts, nuts, screws, (bearing set screws), non-permanent 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 switches, lint drawer switch,
sail switch, burner and hi-limit thermostats).
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