
BEST BOY 4000
®
SPOT LUMINAIRE FIELD SERVICE MANUAL 47
Replacing Lamp Pinch Fan
Parts:
25.9816.0994 / 2.3749A-P80 1 EA ASSY, LAMP PINCH FAN
Tools & Supplies:
#2 Phillips screwdriver
Wire cutters and cable ties
Loctite #246 (06.6019.0001.01)
WARNING: Remove power from luminaire before performing any maintenance procedures.
To replace the lamp pinch fan:
Step 1. Remove power from luminaire.
Step 2. Remove Aft Cover. (Refer to "Removing Aft Cover" on page 25.)
Step 3. At Aft Bulkhead, locate Lamp Pinch Fan cables as shown in Figure 3-21. Cut cable ties which secure
cables to bulkhead and disconnect cables.
Figure 3-21: Disconnecting Lamp Pinch Fan Cables
FAN # 1
FAN # 2
R
E
D
Y
E
L
ORN
ORN
RED
YEL
ORN
F
A
N
#
1
FA
N
#
2
H
O
T
S
W
ORN
RED
F
A
N
#
1
H
O
T
S
W
F
A
N
#
2
Lamp Pinch Fan
Cable Tie
Cable Tie
Aft Bulkhead
Note: Some head components
not shown for clarity.
Aft Bulkhead
Head Assembly
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