Desa H.S.I. Series Owner's Manual page 11

SERVICE PROCEDURES
Continued
13. Perform steps 1 through 6.
14. Place fine grade sandpaper (600 grit) on flat surface. Sand ro-
tor lightly in "figure 8" motion four times (see Figure 19).
15. Reinstall insert and rotor.
16. Perform steps 10 through 12.
Sandpaper
Figure 19 - Sanding Rotor
IGNITION CONTROL ASSEMBLY
WARNING: High voltage!
1. Unplug heater.
2. Remove side cover screws (4) using 5/16" nut-driver to ex-
pose ignition control assembly.
3. Remove fuse cover (see Figure 20).
4. Remove fuse from fuse clips (see Figure 20).
5. Replace with new fuse (DESA Heating Products part number
105880-02). Do not substitute a fuse with a higher current rat-
ing. Use Bussmann GMA-10 or equivalent.
6. Replace fuse cover (see Figure 20).
7. Replace side cover (see Figures 10, page 8).
Fuse Clips
Figure 20 - Replacing Fuse
112846-01A
Fuse
Cover
Fuse
For more information, visit www.desatech.com
For more information, visit www.desatech.com
SERVICE PROCEDURES
TECHNICAL SERVICE
You may have further questions about installation, operation, or
troubleshooting. If so, contact DESA Heating Products' Technical
Service Department at 1-866-672-6040. When calling please have
your model and serial numbers of your heater ready.
You can also visit DESA Heating Products' technical services web
site at www.desatech.com.
REPLACEMENT PARTS
Note: Use only original replacement parts. This will protect your
warranty coverage for parts replaced under warranty.
PARTS UNDER WARRANTY
Contact authorized dealers of this product. If they can't supply
original replacement part(s), call DESA Heating Products' Techni-
cal Service Dept. at 1-866-672-6040.
When calling DESA Heating Products, have ready:
• your name
• your address
• model and serial numbers of your heater
• how heater was malfunctioning
• purchase date
Usually, we will ask you to return the part to the factory.
PARTS NOT UNDER WARRANTY
Contact authorized dealers of this product. If they can't supply original
replacement part(s), call DESA Heating Products at 1-866-672-6040
for referral information. Parts dealers are listed in the Authorized
Service Center booklet supplied with heater.
When calling DESA Heating Products, have ready:
• model and serial numbers of your heater
• the replacement part number
TECHNICAL SERVICE
REPLACEMENT PARTS
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