FASS T UIM 220G - Manual (Page 8)

The installation of the electrical harness is done first, allowing power to be applied to the pump for
lubrication purposes.
C. Connect WE-1001 wire extension to the WH-1005. The use of a
corrosion preventative on electrical connections is recommended.
D. Route red wire/ loom of the wire extension through the grommet in the firewall to the ignition or
fuse panel.
E. Connect the “Red” lead of the wire extension to the “ON” terminal of
the ignition switch or a terminal on the circuit breaker board that is
“hot” when the key is on. Use a test probe to locate the “hot side”
of the circuit in the fuse block.
I. Properly secure all electrical leads and harness.
H. Secure relay in an upright position, preferably on the firewall out of
the weather.
G. Using a ring terminal, connect the red wire of the WH-1005 wire har-
ness to the positive post of the battery.
F. Install Hobbs Oil Pressure Switch 78143 in the oil gallery. Using a
spade terminal, connect the green wire of the WH-1005 wire harness
to the terminal on the oil pressure switch.
A. Select best location in firewall for passage of wiring harness from cab to engine compartment.
B. Find or drill a 7/8” hole in firewall. Install RS-2684 grommet for ease of installation and protection of
wire harness.