Toro LAC TM Installation Manual

LAC TM Service Kit
Installation Guide
Introduction
This service kit (118-8263SK) provides a replacement timer mechanism (TM) assembly for LAC controllers.
The models are:
• LAC-RS-1000-M
• LAC-RSP-1000-M
!
CAUTION: Power off the controller prior to installing expansion kits.
Wallmount Installation
1. Open the panel cover and door.
2. Turn controller power off.
3. Disconnect the two ribbon cables (A) from the TM, the
ribbon cable (B) from the HCIB, and the Central
communication cable (C) from the modem.
4. Remove the four mounting screws from the panel that
secures the TM assembly, then remove the TM assembly.
Toro PN: 118-8263SK
• LAC-RSB-1000-M
• LAC-RST-1000-M
5. If the modem is to be transferred from the old TM
assembly, remove the modem cover (F) and modem
from the old TM assembly by removing the four screws
(G) securing it to the back of the TM assembly.
6. If you want to use the new modem cover, then remove
the modem (H) from the of old modem cover (F) and
insert it into the new one. It can be lifted or pushed out
of the cover. It helps to push on the Central three
position communication connector (I).
7. Install modem and cover on new TM using four screws.
8. It may be easier to install cables before securing the TM
in the panel. If not, then install them after the next step.
9. Install new TM assembly on panel door using four
mounting screws and reconnect any cables.
10. Check operation in the Installation Confirmation
section.