Protégé Portable Gas Monitor
Instruction Manual
54 of 61
P/N 087-0038 Rev. J 02/10
5.3. Pump Troubleshooting
Table 5-1. Pump Troubleshooting
Condition Suggested Actions
Low flow alarm
Check for obstructions, kinks in the hose,
or other blockage
• Verify no moisture has entered the hose or
pump
• Unscrew probe assembly and replace
filter(s) in probe
• Clean pump per Paragraph 5.4
Unexpected noise coming from
pump
Verify no moisture has entered the hose or
pump
• Clean pump per Paragraph 5.4
• Replace pump
Pump does not run when activated
Verify no other alarms are active. Active
alarms may inhibit pump from powering on
• Replace pump
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