IPSO DR30SLG Owner's Manual page 38

TROUBLE
Dryer too hot.
Dryer runs no steam to
coils.
Water in steam line.
Troubleshooting Chart
Troubleshooting Chart
CAUSE
Incorrect main burner orifice.
Inadequate make-up air.
Lint accumulated.
Exhaust duct dampers.
High gas pressure.
Partially restricted or
inadequately sized exhaust system.
Defective thermostat.
Valve closed.
Steam trap blocked.
Solenoid valve.
Thermostat.
Check valve installed
incorrectly.
Strainer clogged.
Steam piping installed
incorrectly.
Trap not functioning.
Replace orifices. Check factory for correct size.
Make-up air must be 4 to 6 times the exhaust area of
the dryer.
Remove lint.
Must be full open or replace.
Adjust gas pressure per rating plate.
Check service section for recommended sizes.
Remove obstructions or lint build up from duct
work. NEVER use smaller size exhaust duct.
ALWAYS use larger size.
Replace thermostat.
Check all valves in steam supply and return. Make
sure they are open.
Remove and clean. Replace if defective.
On dryers using solenoid temperature
control, check operation of solenoid valve by
advancing thermostat.
On dryers using solenoid temperature
control, thermostat controls operation of solenoid
valve. If defective, replace
thermostat.
Check for inlet and outlet marking on check valve
and invert if necessary.
Remove plug and blow down strainer or remove and
clean thoroughly if heavily clogged.
Check piping per steam installation instructions.
Check trap for size and capacity. If dirty and
sluggish, clean thoroughly or replace. Check return
line for high back pressure, or another trap charging
against the trap functioning improperly.
Page 38
REMEDY