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12. OPTIONAL INTERIOR LOCK INSTALLATION
12.1 Position door at waist level.
12.2 Assemble components as shown in Figure 16,
noting that two (2) high collar lock washers are placed
over each 1/4” one-way screw to allow the lock bar to
slide freely.
12.3 As the 1/4” screws are being tightened, move the
lock bar to assure that the high collar lock washers
are inside the slots in the lock bar.
13. MAINTENANCE INSPECTION:
Visually inspect the entire door monthly for general
cleanliness and ease of operation.
• Inspect the guides and curtain for wear and/or
accidental damage.
• Inspect all fasteners and anchor bolts for loose,
damaged, or missing parts.
• If door is equipped with a chain hoist
mechanism, inspect it for missing or loose parts.
Cleaning: No specific cleaning procedures are
absolutely required. Clean all parts of the door and
guides as needed.
LUBRICATION: Lubricate the following every six
months. When operating in dusty or wet enviroments
lubrication may be required more often.
• Guides: Open the door. Spray silicone spray or
Zep 45™ onto the door guide runners and inside
the guide.
• Latch: Spray the slide latch with silicone spray to
promote smooth latch operation.
• Chain Hoist Parts: Apply a small amount of oil to
roller chain.
• Spring: To ease friction and prevent squeaking
apply silicone spray or Zep 45™ across the
spring.
10
Figure 16
DOOR CURTAIN
ASSEMBLY
LEFT DOOR GUIDE
CARRIAGE
BOLTS
INT. LOCK STRIKE
HEX NUTS
NUT
LOCK WASHER
SLIDE BAR
ONE-WAY
SCREWS
LOCK COVER
944_Manual_522000revH_818 color.indd 11 9/10/2018 1:36:47 PM
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