Replacing Terminal Board; When To Replace; Tools Required; Procedure - Honeywell OneWireless XYR 6000 User Manual

6. Maintenance/Repair

6.5. Replacing terminal board

6.5 Replacing terminal board

When to replace

Various error messages can help you diagnose a faulty terminal board. These are described elsewhere in
this manual.

Tools required

•
#1 Phillips Screwdriver or 1/8" Slotted Screwdriver
•
Torque Screwdriver
•
1.5 mm hex key

Procedure

WARNING
Risk of death or serious injury by explosion. Do not open transmitter
enclosure when an explosive gas atmosphere is present.
Step
Honeywell recommends that the transmitter be removed from service and moved to a clean
1
area before servicing.
Depending on your installation, transmitter input wiring sources may contain high voltage.
Disconnect all power from transmitter input sources before accessing the terminal board.
Failure to do so could result in death or serious injury.
Loosen the M3 locking set screw on the battery end-cap (opposite end from display). See item
2
1 in Figure 11. Unscrew and remove the end cap.
Using thumb and forefinger, squeeze the battery connector at top and bottom to disengage the
3
locking mechanism, then pull to disconnect. See item 2 in Figure 11.
Loosen the two battery holder retaining screws (closest to the batteries). See item 3 in Figure
4
11. The screws are captive.
Pull the battery holder out of the transmitter.
5
44 OneWireless XYR 6000 Temperature and Temperature/Discrete Input Transmitter User's Manual

Table 16 Terminal board replacement procedure

SHOCK HAZARD
Action
Rev. 3
6/24/08