5062-26-NCL-EN
25
GasAlertQuattro (continued)
Legend
Service Parts
Order Number
G
Replacement front enclosure (yellow)
QT-FC1
Replacement front enclosure (black)
QT-FC1B
B
Replacement back enclosure (yellow) with screws
QT-BC1
Replacement back enclosure (black) with screws
QT-BC1B
E
Replacement main PCB and sensor PCB kit
QT-PCB-K1
F
Replacement quad sensor screen (kit of 2)
QT-SS
Replacement quad sensor screen (kit of 10)
QT-SS-K1
A
Replacement screw kit (kit of 40 screws)
QT-SCREW-K1
J
Replacement LCD kit
QT-LCD-K1
Replacement vibration motor
GA-VM-2
How to Replace a Sensor
1. With detector OFF, remove battery
pack from back of instrument
2. Use No. 1 Phillips screwdriver to
remove 6 screws from back enclosure
(B)
3. Lift front enclosure (G) straight up
4. Remove sensor (C, D, H, I) from PCB
(C) by pulling straight up
5. Insert new sensor (C, D, H, I) into
socket
6. Replace front enclosure (G)
7. Replace 6 screws in back enclosure
(B) and hand-tighten until firm
How to Replace the Sensor Screen
1. With detector OFF, remove battery
pack from back of instrument
2. Use No. 1 Phillips screwdriver to
remove 6 screws from back enclosure
(B)
3. Lift front enclosure (G) straight up
4. Remove sensor screen (F) from front
enclosure (G) by pulling straight up
5. Insert new sensor screen (F) into front
enclosure (G)
6. Replace front enclosure (G)
7. Replace 6 screws in back enclosure
(B) and hand-tighten until firm
How to Replace the Alkaline Batteries
in the Battery Pack
1. With detector OFF, remove battery
pack from back of instrument
2. On battery pack, pull on tab (L) until
ejector bar (M) releases from the
ejector bar holder
3. Pull ejector bar (M) straight up (on side
opposite of tab) until batteries dislocate
from battery pack
4. Insert new batteries, one by one,
inserting positive (+) end first
5. Important: push the ejector bar (M) into
the lever holder until fully secured*
6. Insert battery pack into detector
*Failure to perform step 5 properly could result in
damage to the batteries, battery pack and/or detector
G
F
D
C
B
J
H
I
E
K
A
L
M
Note: Please refer to the instrument’s documentation (shipped with the product or available at www.gasmonitors.com) for complete instructions on common service
procedures. Improper servicing or maintenance may affect warranty eligibility. Honeywell assumes no liability for damages resulting from improper servicing or maintenance.
