Olympic Medical BILI-LITE 33, Инструкция по эксплуатации, Страница: 42 / 56

6-12 OLYMPIC BILI-LITE Model 33/34 Instruction Manual
Repair Procedures
Replacing the Ballast
If the starter, bulb holders, and connections work, but the bulb does not light or is
dim or makes a loud humming sound, replace the ballast.
Required Items:
„
Replacement ballast (part no. 200017)
„
5/16-in. nutdriver
„
3/8-in. nutdriver
„
Medium-size Phillips-head screwdriver
„
Wire cutter/stripper
To replace the ballast:
1
Press the power switch to the
OFF
(O) position, then unplug the power cord.
2
Remove the safety shield: First, remove the two retaining screws and washers.
Next, slide the safety shield out.
3
Rotate each bulb out of its socket; set the bulbs aside in a secure place.
4
Remove the light hood from the support post (see page 6-5).
5
Remove the fan shroud: Loosen and remove the three Phillips-head screws
and washers.
6
Remove the safety shield bracket: Loosen and remove the two acorn nuts and
two Phillips-head screws and washers.
7
Remove the reflector:
a
Remove the four nuts and washers securing the reflector to the light hood
(see Figure 6.3 on page 6-6).
b
Starting at one corner, carefully pull the reflector away from the hood. Pull
the sides of the hood outward slightly to allow the reflector to clear the
shield tab.
c
Once the reflector is clear of the hood, unplug wires 5 and 22 from the
power switch, then unclip wires 5 and 22 from the clip centered on the
inside the hood (see Figure 6.4). It may be possible to lay the reflector down
next to the hood to work on the bulb holder. (In older models, cut the wires
or otherwise detach them.)
8
Cut the two wires near the ballast (see Figure 6.5), then remove old ballast.
CAUTION
„
The light hood is heavy. Installing or removing the light hood requires two people.
„
Tighten the support post height adjustment knob firmly before attempting to remove the
light hood.