Graco Therm-O-Flow 200, Instructions-Parts List Manual, Page: 95 / 109

Accessories and Kits
12 12 12 Zone Zone Zone Upgrade Upgrade Upgrade Kit Kit Kit Installation Installation Installation
1. Disconnect plug from power outlet or turn off
circuit breaker for incoming power.
2. Place grounding wrist strap (7) over your wrist
and secure other end to a grounded surface.
3. Set the kit’s MZLP (1) rotary switch to “3” on a
primary system or “7” on a secondary system.
4. Remove screws (B), remove plate (A), and
gasket (C) from system. Use screws (2) to install
MZLP (1) onto system as shown.
Note
The new MZLP (1) will be referred to as
MZLP 3, and the other two that came
with the system will be referred to as
MZLP 1 and MZLP 2.
5. Open the electrical enclosure door.
Note
Do not force the electrical connection.
Minimal force is required to seat the
connector. If resistance is felt, stop, and
verify the connector orientation.
6. Connect cable (4) to J3 connector on MZLP 2
and J6 connector on MZLP (1). Remove existing
power cable from MZLP 2 J2 and AWB J5
connector.
7. Connect power harness (6) to MZLP 2 and MZLP
3 J2 connector and J5 connector on AWB. Install
8. See Install Heated Hose, page 17 , to connect a
heated hose or fluid control device.
9. To ensure your system has the latest
software, insert token (8) into the ADM. See
Update Software, page 57 .
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