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Cumberland PowerTrak Vent Machine Override Three Wire Owner's manual

  • Hello! I've reviewed the user manual for the HIRED-HAND Vent machine override 3 Wire. This document provides detailed instructions on how to install and use the override harness for closing vent machines in a tunnel setup using a 3-wire PowerTrak system. I'm ready to answer any questions you might have about the wiring, connections, or purpose of this device.
  • What is the purpose of this harness?
    With what kind of PowerTraks does this harness work?
    What is the first step I need to take for installation?
    Which wire connects to the HOT OUT on the PowerTrak?
    Which harness wire will connect to the HOT side of the coil in Contactor Control Panel?
HIRED-HAND, INC. · 1733 Co Rd 68 · Bremen, AL 35033 · Phone 1-800-642-0123 · Fax 205-287-2000
Part no. 4801-0161
Vent Machine Override 3 Wire
PowerTraktm
OPEN
CLOSE
HOT OUT
SIGNAL
FROM
CONTROL
SOURCE
POWER
SUPPLY
WHITE
BROWN
RED
YELLOW
BROWN
RED
YELLOW
Power Trak
(ORANGE)
To CCS Panel
Hot side of coil
on contactor of
desired
TUNNEL STAGE
Purpose
This harness is used to override the controller while in Tunnel to close the vent machines. This harness
only works with 3 wire PowerTraks.
Directions
1. Remove power from PowerTrak.
2. Disconnect control wires from PowerTrak, (HOT OUT, OPEN IN, CLOSE IN).
3. Connect control wires to harness (1903-0108). HOT OUT from Control to YELLOW wire with
connector. CLOSE from Control to RED wire with connector. OPEN from Control to BROWN wire
with connector.
4. Connect harness to PowerTrak. YELLOW wire with stripped end to HOT OUT. BROWN wire with
stripped end to OPEN IN. RED with stripped end to CLOSE IN.
5. Connect WHITE from harness to NEUT of PowerTrak.
6. Connect ORANGE from harness to desired tunnel stage in Contactor Control Panel. This wire will
connect to the HOT side of the coil.
7. Make sure Power Supply for both, PowerTrak and Contactor Control Panel are wired correctly, i.e.
WHITE is NEUTRAL, BLACK is HOT, and GREEN is GROUND before applying power.
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