On/Off Switch - Graco A Series Instructions-Parts List Manual

WARNING
INJECTION HAZARD
To reduce the risk of serious injury,
whenever you are instructed to relieve
pressure, follow the Pressure Relief
Procedure on page 9.
1. Remove the junction box screws (56) and lower
the junction box (59). See Fig. 26.
2. Disconnect the motor wires (B) and the 3-wire
connector (A) from the motor start board (47).
Disconnect the wire from the ON/OFF switch.
Observe where connections are made. See Fig.
27.
3. Remove the screws (58) and motor start board
(47). Transfer the white thermal paste from the old
board to the new board. See Fig. 27.
WARNING
INJECTION HAZARD
To reduce the risk of serious injury,
whenever you are instructed to relieve
pressure, follow the Pressure Relief
Procedure on page 9.
1. Remove the junction box screws (56) and lower
the junction box (59). See Fig. 26.
2. Remove the nut and rubber boot (55).
3. Disconnect the wires from the ON/OFF switch (52)
and replace the switch. See Fig. 27.
4. Powder the inside of the rubber boot (55) with
talcum, then shake the excess out of the boot.
Install the nut and rubber boot and tighten.
NOTE: Route wires through any gaskets before
making connections.
5. Reconnect the ON/OFF switch wires.
Motor Start Board

On/Off Switch

4. Install the new motor start board. Reconnect all
wires. Mount the junction box. See Fig. 27.
NOTE: Route wires through the gasket (50) before
making connections.
CAUTION
Be sure the flat blade of the insulated male con-
nector is centered in the wrap–around blade of the
female connector when the connections are made.
Route all wires carefully to avoid interference with
the motor start board or junction box.
These precautions are essential to reduce the risk
of a malfunction.
6. Install the junction box. Be sure no leads are
pinched against the motor or by the motor start
board.
MOTOR
GREEN/
YELLOW
BLACK
BLACK/
WHITE
B
50
59
58
Fig. 27
48
49
WHITE
52
55
C
RED
A
47
03177