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  3. NH3 Servo Signal Chopper

micro-trak NH3 Servo Signal Chopper Owner's manual

  • Hello! I've reviewed the instructions for the MICRO-TRAK Servo Signal Chopper 13273 module. This document provides a step-by-step guide on physically installing the module on Micro-Trak NH3 Plumbing Panels. It details the connections required for the Servo Valve and Shut-off Valve. I'm here to help clarify any questions about the installation process or the features the device. Just ask!
  • Where is the NH3 Servo Valve 3-Pin W/P Shroud located?
    What should be done with the 3-Pin Connector on the Servo Valve?
    Where is the Servo Signal Chopper Module installed?
    Where is the Shutoff Valve 3-Pin Connector located?
NH3 Servo Signal Chopper Instructions
For Installation on Micro-Trak
NH3 Plumbing Panels
(For use with GS-2 System)
NH3 System Diagram after Servo Signal Chopper Module Installation
© 2009 P/N 50321 Rev A • Page 1
1. Locate the NH3 Servo Valve 3-Pin W/P Shroud.
See Illustration 1.
2. Disconnect the 3-Pin Connector. See Detail A in Illustration 1.
Illustration 1
3. Install the Servo Signal Chopper Module between the
male and female ends of the Servo Valve connectors.
See Illustration 1.
4. Locate the Shutoff Valve 3-Pin Connector.
5. Disconnect the 3-Pin Connector
6. Connect the Power Cable from the Servo Signal Chopper
Module to the Connectors from the Shut-off Valve and
Harness. See Detail B in Illustration 1.
7. This completes the Servo Signal Chopper Module
Installation.
P/N 13273
SHUTOFF VALVE
SERVO VALVE
DETAIL B
DETAIL A
SERVO SIGNAL
CHOPPER MODUL
E
DETAIL A
LIQUIFIER
Servo Signal Chopper Instructions
Servo Signal Chopper Module System and Electrical Diagrams
© 2009 P/N 50321 Rev A • Page 2
T
O MAIN HARNESS
P/N 13273
SERVO CHOPPER
NH3 POWER CABLE
P/N 17921
TO SHUT-OFF VALVE
TO MAIN HARNESS
P/N 13273
TO SERVO VALVE
SERVO SIGNAL
CHOPPER MODULE
3-PIN
W/P
TOWER
A
B
C
18 GA. WHT
18 GA. BLK
18 GA. RED
SERVO CHOPPER
NH3 POWER CABLE
P/N 17921
18 GA. BLK
18 GA. RED
18 GA. WHT
18 GA. BLK
18 GA. RED
A
B
C
3-PIN
W/P
SHROUD
6.0 IN.
A
B
C
3-PIN
W/P
SHROUD
CABLE, SERVO
CHOPPER OUTPUT
P/N 21583-A
3-PIN
W/P
TOWER
A
B
C
CABLE, SERVO
CHOPPER INPUT
P/N 21584-B
6.0 IN. 6.0 IN.
CABLE LENGTH
2.5 FT.
/