Hook / Transformer On/Off Switch Replacement - Ransburg 75785 Service Manual

REA-90 and 90L Spray Applicators - Maintenance
8. If the LED does not light, check the position of
the on/off switch. It must be in the ON position. If
the switch is in the correct position, replace this
unit (refer to "Hook Transformer On/Off Switch
Replacement") and retest.
9. If the LED will not light after replacing the
switch, the hook/transformer is bad and must be
replaced.
Replace LED Lens Replace LED Lens
Replace LED Lens Replace LED Lens Replace LED Lens
1. If the lens that covers the LED of the hook/
transformer is cracked or broken, the lens
should be replaced.
2. With a spanner wrench, unscrew the lens
from the hook/transformer.
3. Install a new replacement lens using a span-
ner wrench.
Reinstall Reinstall Reinstall
Reinstall Reinstall
1. Apply dielectric grease to the rails of the hook/
transformer and the associated channel of the
handle.
2. Slide the rails of the hook/transformer into the
channels of the handle, red lens side first. Push
the hook/transformer rearward until seated into
handle chamber.
3. Check the alignment of the hook/transformer
face to that of the handle face (they must be flush).
4. If they are not flush, remove the hook/
transformer from the handle and adjust the set
screw on the back of the hook/transformer.
a.) If the hook/transformer face protrudes
beyond the handle face, turn the set screw
clockwise.
b.) If the hook/transformer face is recessed,
turn the set screw counter-clockwise.
4 3 4 3 4 3 4 3 4 3
HOOK / TRANSFORMER HOOK / TRANSFORMER
HOOK / TRANSFORMER HOOK / TRANSFORMER HOOK / TRANSFORMER
ON/OFF SWITCH ON/OFF SWITCH
ON/OFF SWITCH ON/OFF SWITCH ON/OFF SWITCH
REPLACEMENT REPLACEMENT
REPLACEMENT REPLACEMENT REPLACEMENT
Removal Removal Removal Removal Removal
1. With the hook transformer removed from the
handle, locate a small set screw just under the on/
off switch.
2. With a small screw driver, unscrew the set
screw from the hook transformer until the on/off
switch can be pushed out.
Cleaning and Inspection Cleaning and Inspection Cleaning and Inspection Cleaning and Inspection Cleaning and Inspection
There is no reason to clean the on/off switch. The
switch is not repairable and must be replaced.
Reinstall Reinstall Reinstall
Reinstall Reinstall
1. Apply a light coating of dielectric grease to the
on/off switch.
2. With the hook transformer setting with the set
screw facing upward and the LED lens facing
toward you, slide the on/off switch into the hook
transformer so that the slot in the switch is on the
left side of the hook transformer and in line with the
set screw.
3. Hold the on/off switch and screw the set screw
into the hook transformer until it just contacts the
switch body.
4. Check the action of the switch by sliding it back
and forth in the hook transformer. The switch
should slide back and forth with light resistance.
a.) If the on/off switch is hard to move, loosen
the set screw.
b.) If it moves when the hook transformer is
tilted from side to side, tighten the set
screw.
5. Retest the hook transformer prior to reinstalling
into the handle. (Refer to "Hook/Transformer
Assembly - Testing and Repair" in the
"Maintenance" section.)
AH-94-04.7