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LubriMist
®
Model JD
Oil Mist Generating System
Installation and Operating Manual
Page 119 of 152
HIGH AIR
CUTOFF AIR
TEMPERATURE
Heated Air
Temperature is
above High
Cutoff Alarm
Setting
(150
F - 65
C)
Note:
High Air
Cutoff alarm is
designed to act
as a failsafe
feature for the
Air Heater
Element. The
temperature
sensor that
controls the high
air cutoff alarm
is separate from
the sensor used
to control air
temperature.
1. Confirm that the Air Heater Set temperature (120
F - 49
C) is below high air cutoff
alarm setting (150
F - 65
C). See the
JD
Operating Instructions for instructions on
how to program user specified alarm and control set point values.
Note whether customer assigned values have been programmed to the replace the
factory values. To check air heater high cutoff temperature press key combination
Set
,
Air Temp.
Press the
Enter
key three times to view high cutoff alarm setting.
Press
Clear
key to return to normal operating mode.
2. Press
Air Temp
key. If temperature measurement is low (90
F - 100
F), the
sensor TE-2 that controls air temperature is failing and should be replaced. CFH
RS part number 77700941.
3. Check the operation of the Air heater solid state relay SSR-1. Open AC electrical
enclosure, and observe the LED located on the SSR-1. The LED indicates the
operating status of relay. When LED is ON the air heater element is energized.
When LED is OFF the air heater element is de-energized. Confirm LED is OFF
when air temperature at or above control set point.
If the air temperature is above the control set point and the relay SSR-1 is ON,
replace the relay. CFH RS part number 77780152.
4. If repair is not possible, switch mist generation to Auxiliary. See procedure located
on interior of
JD
cabinet door.