Problem Probable Cause Solution
Cannot turn on
power after
charging the
battery
Defective charging circuit.
Defective battery.
Replace battery or charger. Try another
charge of battery.
Lost password Call Technical Support at +1 888-749-8878
Buzzer, LED
lights, and
vibration motor
Inoperative
Buzzer and/or other alarms
disabled.
Check under “Alarm Settings” in
Programming Mode that buzzer and/or
other alarms are not turned off.
Bad buzzer, LED lights,
PCB, or vibration motor(s).
Call an authorized service center.
“Lamp” message
when power on.
Lamp alarm.
Low ion concentration
inside PID lamp specially in
cold environments when
first powered on.
Turn the unit off and back on.
Defective PID lamp or
defective circuit.
Replace UV lamp.
Pump failed
message. Pump
alarm.
Inlet probe blocked. Direct
connection to a gas outlet
while the gas value is
turned off.
Remove the blocking objects and then press
[Y/+] key to reset the pump alarm.
Water trap filter sucks in
water. Water trap filter too
dirty. Water condensed
along the inlet probe.
Replace contaminated water trap filter. Be
careful not to allow water condensation
inside the unit.
Bad pump or pump circuit Replace the pump.
Error 3004
Pumped Modelgas plate is
installed in diffusion model.
Turn Off the instrument and replace gas
plate with correct one.
Error 1004:
Wireless Module
Not Found
Bad Wireless Module or
connection
Open unit to check wire to modem is
connected to PCB
Firmware upgrade past
1.40 lost wireless capability
Send unit into RMA group for repair
Error 1005 Sensor Not Supported
Incorrect sensor in location slot. Check
correct sensor’s location.
Programming
Options not
available
Password not entered
Basic Programming is by default. Password
must be entered (default is "0,0,0,0") to
access Programming Menu
Honeywell MultiRAE Series™ 155 User Manual
CHAPTER
16
Troubleshooting
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