17
PCB Replacement for LM2-24/3-24 or 2-40/3-40
1 . Disconnect power supply .
2 . Remove chlorinator from wall .
3 . Remove 4 screws to remove cover .
4 . Remove ribbon wire connector from power PCB and set cover aside .
5 . Remove 3 triac screws “A”, “B” and “C” . (IMPORTANT: Read pg . 18) Note that screw “C” has a special insulating
washer and pad .
6 . Disconnect ground clip .
7 . Turn PCB mounts 90 degrees counter-clockwise .
8 . Lift power PCB away without removing wires and fold back over transformer .
9 . Press new power PCB onto PCB mounts and turn 90 degrees clockwise to lock in position .
10 . Replace 3 triac Screws “A”, “B” and “C” and tighten securely (special insulating washer and pad on screw “C” MUST
be in place) .
11 . Transfer wires one at a time to avoid misplacement .
12 . Check to see if jumper is in place on new power PCB (if missing, use jumper from old PCB) . Jumper pin eliminated
on LM2 manufactured after 2003 and all LM3 models .
13 . Reconnect ground clip .
14 . Attach ribbon wire connector .
15 . Attach cover with 4 screws .
16 . Replace chlorinator on wall .
17 . Reconnect power supply .
18 . Test all functions .
Older Models:
Jumper pin located here . Use old jumper pin if needed .
PCB Mounts
PCB Mounts
Disconnect wires one at a time
and reconnect to new board .
IMPORTANT:
See next page
concerning triac screws!
Ground Clip
