12
Chain Adjustment
If necessary, use the following steps to adjust the chain.
1 Hold the turnbuckle with a flat blade screwdriver and
loosen the two locknuts with a 7/16” end wrench.
2 Twist the turnbuckle to adjust the chain tension. Adjust
the chain until the turnbuckle is sightly above the rail.
3 Hold the turnbuckle with a flat blade screwdriver and
tighten the two locknuts with a 7/16” end wrench.
Every Year
Check the door hardware for lubrication needs. Lubricate door hinges, rollers and bearings according to door
manufacturer’s recommended procedures.
TURNBUCKLE
LOCKNUTS
TO HEAD LOCKNUTS
TIGHTEN
LOCKNUTS
LOOSEN
HOLD TURNBUCKLE
WITH FLAT BLADE
SCREWDRIVER TO
BACKUP LOCKNUTS
TWIST
TURNBUCKLE
CHAIN
TIGHTEN CHAIN
LOOSEN
ADJUSTING A CHAIN-DRIVE
Installing/Replacing the Battery Back-Up
1 Loosen the four (4) housing screws and remove the
housing.
2 Remove one (1) screw from the LED panel beneath the
battery box, and carefully swing it out of the way.
3 If replacing the battery backup unit, remove the three (3)
screws holding the battery box and remove.
4 Insert the battery into the battery box and install/re-install
the box using the three (3) battery box screws.
5 Connect the battery terminal wires to the battery
terminals. Make sure the RED wire is connected to the
POSITIVE terminal and the BLACK wire is connected to
the NEGATIVE terminal.
6 Reposition and secure the LED panel.
7 Replace the operator housing and tighten the four (4)
screws to secure the housing.
Part# BATT54**
Part# BATT54BOX*
*
Includes battery box and screws. Sold
separately for Ultra 900.
**
Battery sold separately for Ultra 900.
Summary of Contents for ULTRA 900
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