Portable Gas Monitor (PGM-IR) Infrared Sensor Replacement
2
Instruction 3015-5508 (Rev 2)
Figure 2. Internal Components Showing the IR Sensor (Bench) of a PGM-IR
2. Items Required
•
IR Sensor Replacement Kit which includes:
o
IR sensor assembly
(p/n: see Table 1)
o
cable ties, qty: 2
(p/n: 3015-2835)
o
this instruction manual (p/n: 3015-5508)
•
Medium Phillips head screwdriver
•
Small flat blade screwdriver
•
Wire cutters (for removing cable ties)
3. Disassemble the Chassis
Gain access to the IR sensor by disassembling the monitor’s metal chassis as follows.
Step
Description
1.
Unplug the battery pack from the Portable Monitor.
2.
Remove the Monitor and its battery pack from the soft carrying case.
3.
Remove a total of 10 screws from the locations shown in Figure 3.
4.
Carefully separate the metal chassis, being careful not to puncture the purge-air bag.
