OM-250 147 Page 26
SECTION 5
−
MAINTENANCE AND TROUBLESHOOTING
5-1. Routine Maintenance
.
Maintain more often during severe conditions.
Disconnect power before maintaining.
n
= Check
Z
= Change
~
= Clean
= Repair
l
= Replace
* To be done by Factory Authorized Service Agent
Every
3
Months
~
Weld Terminals
nl
Labels
n
l
Gas Hoses
Every
3
Months
n
l
Cables And Cords
Every
6
Months
~
:During heavy service, clean monthly.
Blow out inside. Direct airflow through front and back louvers.
Do not remove case when blowing out inside of unit.
5-2. High Temperature Help Display
1
High Temperature Light (LED)
2
Meter Help Display
When unit over heats, High Temperature
light turns on and unit emits an audible
beep. The meter displays three dashes as
shown. Unit shuts down and fans run until
temperature drops within normal operat-
ing range (see Section 3-6).
NOTICE
−
Wait at least four minutes be-
fore checking to see if temperature is with-
in normal operating range.
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2
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