Manual

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9. Screw the knurled lock nut attached the cable onto to the male connector attached to the sensor, tighten
finger tight plus ¼ turn.
10. Connect the 1/8” diameter gas lines, vent line first, as previously described.
11. Proceed to calibration.
7 Spare Parts
Recommended spare parts for the GPR-2500A Oxygen Transmitter:
Item No. Description
GPR-11-32-4 Oxygen Sensor (GPR-2500A)
XLT-11-24-4 Oxygen Sensor (GPR-2500A)
Other spare parts:
Item No. Description
A-2079 Bracket Sensor Mounting
CONN-1014 Cable Sensor with Female Socket
FITN-1018 Connector SS 1/8” MNPT to 1/8” Tube
FITN-1039 Elbow SS 1/8”
A-3051 Housing Flow Adaptor
MTR-1011 Meter Digital Panel LCD Backlight
A-2781 Nut Sensor Retaining
A-1151-E-A2 PCB Assembly Main / Display
A-1153-A-A2 PCB Assembly Power Supply / Interconnections