Graco Gusmer H-20/35 Pro Quick Start Manual

Repair Kit
H-20/35
Repair Kits
For replacing H-20/35 Pro Proportioner electrical components.
Important Safety Instructions
Read all warnings and instructions in this manual
and in manual 311393. Save both sets of instruc-
tions.
See page 2 for repair kits covered in this manual.
Disassembly
1. Prior to removing old switch, make note of wiring ori-
entation or refer to your system's electrical schemat-
ics.
2. Remove contact block and mounting latch from
switch. Use a flat head screwdriver to rotate tab on
mounting latch clockwise to unlock mounting latch
from switch.
Mounting
Latch Tab
3. Remove switch from display panel.
™
Pro
Assembly
1. Assemble supplied contact blocks to mounting latch.
Align tab on top of block with correct slot or latch,
and snap bottom into place.
NOTE:
Position contact blocks as shown in the following figure.
Not every kit includes all contact blocks shown. Position
supplied contact blocks as shown.
Back
N.C. Contact Block (left)
Kit 288624 Shown
313263A
LED Block (middle)
N.O. Contact Block
(right)
Front