Repair
309574L 45
4. Turn on heat zone by pressing .
5. Carefully measure the voltage at the white Ander-
son connector for the hose. You should not get a
voltage reading. If you do get a voltage reading, the
SCR on the circuit board has been damaged and
the board needs to be replaced.
WARNING
Read warnings, page 6. Step 5 measures line voltage
and should be done by a qualified electrician. If work is
not performed properly it may cause electric shock or
other serious injury.
FIG. 18. Fluid Temperature Sensor and Heated Hoses
11
TI9582a1
B
A
A
B
K
H
C
D
L
D
F
T
G
W
ISO
X