M
AINTENANCE
: M
AINTENANCE
P
ROCEDURES
2
02.9676.0022 0
09-December-2004
31
Ignitor PCB Replacement
Parts:
24.9661.1126
PCB ASSY, SOLID STATE IGNITOR
To replace ignitor PCB:
Step 1. Disconnect luminaire AC input cable from power source.
Figure 2-14: Ignitor PCB Replacement
Step 2. At each yoke leg, remove yoke leg cover by removing four
6
-32
×
5/16" PPB
screws.
Figure 2-14
.
Step 3. Remove MCB PCB (
See “Main Control Board (MCB) PCB Replacement”
on page 30.
).
Step 4. At yoke cross member, remove four 6-32
×
3/16" LG PPZ screws and associ-
ated washers which secure cross member cover to yoke and remove cover.
(These screws are accessible from inside yoke legs.)
CAUTION:
Always use anti-static precautions when working with PCBs.
Step 5. Disconnect ignitor PCB wires by removing four screws which secure wire
ring terminals to PCB.
Step 6. At Ignitor PCB, remove two accessible screws which secure PCB to yoke
leg.
Step 7. At yoke cross member, remove two 6-32
×
5/16" PPZ screws and washers
which secure ignitor PCB standoffs to yoke leg.
Step 8. Remove ignitor PCB.
Yoke Leg Cover
Ignitor PCB
Yoke cross
member
Screws
Содержание VL2500 Spot Luminaire
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