Maintenance
WARNING: Disconnect power before attempting any maintenance or cleaning to re- duce the risk of fire, electrical shock or personal injury.
WARNING: Any electrical repairs or rewiring of this unit should be carried out by a li- censedelectricianinaccordance with national and local codes.
WARNING: Do not exceed 60 watts per bulb when replac- ing bulbs. Use of
Replacing Light Bulbs
There are (3) colored lamps rated at 120V, 60 Watts, for use in a medium sized socket. These bulbs are located under the log bed and can be replaced as follows:
1.If you are unsure which bulb needs re- placement, defective bulbs may be visually located as any of 3 bulbs colored - Red, Yellow and Orange starting from the left (see Figure 9, page 7). Defective bulbs can be replaced individually or for convenience you may want to replace all bulbs at the same time; even if only one is defective.
2.Disconnect power to unit at main breaker or fuse panel.
3.Lift log bed off hearth base to gain access to lamp fixtures. Log bed is attached with contact magnets only.
4.Remove each defective bulb from its socket and replace with appropriate color and size bulb.
Note: Be careful not to tear or damage reflec- tive ribbons. If they have come loose, they can be easily reattached or replaced at the support brackets. See Replacing Reflective Ribbons, page 21.
5.Return power to circuit and turn main power switch and lamp power on to check opera- tion of bulbs before replacing log set.
6.If all bulbs are working properly, replace log bed over center opening between rear screen and front grate.
CAUTION: Make sure power is turned off at supply prior to disassembling this unit.
Maintaining Motors
Motors used on fan and heater assembly are permanently lubricated and do not require lubrication. Annual cleaning and/or vacuuming around heater and fan unit is recommended.
Removing/Replacing Control Door
Upper control door may be removed for ser- vice or replacement when necessary:
1.Open upper control door (see Figure 10, page 7).
2.Remove 4 Phillips screws from deflector shield. Angle deflector shield out of open- ing (see Figure 27).
3.Remove 4 Phillips screws from magnet assemblies.
4.Lift up on inner control door and push in each end until pivot pins are free of notches located on each side of access opening (see Figure 27).
Deflector | Control | |
Door | ||
Shield | ||
Magnet | ||
| ||
Push | Assembly | |
Angle | ||
Door Up | ||
and | Door and | |
Back | Slide | |
| Out of | |
| Housing. |
Figure 27 - Removing/Replacing Control
Door
16 | www.desatech.com |