Tighten The Chain & Cable; Important Installation Instructions - Craftsman 139.53225SRT Owner's Manual

Spir_ theinnernutandiockwasher d ownthe
threaded shaftawayfromthetrolley
Totighten thechain, t urnouternutin thed#ection
shown.
A s you turn the nut, keep the chain
from Misting.
- When the chain is appm×imate_y 1/2" above the
base of the T-rail at its midpoint, re-tighten the
inner nut to secure the adjustment.
Sprocket noise can result if chain is either too
When installation }s compete, you may notice some
chain droop with the door ciosed This is normal if
the chain returns to the position shown when the
door is open, do not re-adjust the chain.
NOTE: During future maintenance, ALWAYS
pulI the emergency reiease handle to disconnect
trolley before adiusting chain.
C_Jte_ Nu_
}e_tN_
Ch_
I
You have now finished assembling your garage door opener. Please read the following
warnings before proceeding to the installation section:
IMPORTANT INSTALLATION INSTRUCTIONS
i "U
To reduce the risk of severe or death to persons:
1. READ AND FOLLOW ALL INSTALLA_ON INSTRUCTIONS.
2. install only on a properly balanced and lubricated garage door. An improperly balanced door
may not reverse and could reautt in severe tnju_ or death. Repairs to cables, .spring assemblies
and other hardware must be made by a professional service person before installing opener_
3. Disable aii iocks and remove all ropes connected to the garage door before ins:tailing the opener._
Ropes connected to a garage doer can cause entanglement and death.
4. _f possible, install door opener 7 feet or more above floor with the emergency release handle
mounted 6 feet above the floor_
5_ Do not connect the opener to power source until instructed to do so,
6. Locate the Wall Control within sight of the door at a minimum height of 5 feet where small
children cannot reach and away from all moving pa_s of the door.
7. Install the User Safe_ instruction Label on the wall adjacent to the control bu_on and the
Maintenance instruction Labei in a prominent location on the inside of the garage door.
8. Upon completion of the installation, the door must reverse when it comes in contact with a
oneqnch high object or a 2x4 laid fiat on the floor,
9. Do not wear watches, rings or loose clothing whRe installing or servicing an opener. Jewelq or
loose clothing can be caught in the mechanism of the garage door or the opener.
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