Regular Arm
Installation SEE
Page 2
Left Hand Door -LH
An incorrectly installed or
improperly adjusted doorcloser can
caused property damage or personal
injury.These installation instructions
should be followed to avoid the
possibility of misappliication or
misadjustment
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Regular Arm
Installation See
Page2
TopJamb
Installation
See Page 5
Left Hand Door-LH
Right Hand Reverse-RHR
Right Hand Door-RH
TopJamb
Installation
See Page 5
Right Hand Door-RH
Left Hand Reverse LHR
Parallel Arm
Installation
seepage
3&4
Right Hand Door-RH
Left Hand Reverse LHR
ParallelArm
Installation
seepage
3&4
Metal Door
Wood
#7
1/4-20
3/16''
(Optional)
Backcheck alve
Latch Valve
Power adjustment stud
Closer Body
Sweep Valve
Forearm
Screw
Main Arm
1
Left Hand Door-LH
Right Hand Reverse-RHR
Delay Action valve (Optional)
Slim c
over
• Door must be hung on ball bearing or antifriction hinges.
• Door and frame must be properly reinforced at the door
closer mounting areas.
• For non-labelled wood doors pre-drill and use wood
screws.
• For steel reinforced hollow metal doors, drill and tap for
the appropriate machine screws.
• For non-reinforced hollow metal doors and labeled wood
doors, drill and use sex-nut bolts.
• For steel frames drill and tap for the appropriate machine
screws.
• For optional drop plates, hold open function, cushion rigid
arm installation see separate installation instructions.
• Door closer should not be installed on an exterior side of
a door or door frame surface.
Predrill 3/16”Dia for
Wood Screws on
Wood or hollow
metal doors
Drill and tap for
1/4 - 20 UNC
machine screws
on preped metal
doors
Drill 9/32” Dia through
door and drill 3/8” Dia
on out door skin for
sexnuts
Sexnut with bolt
V
Forearm Link
Arm Shoe
851 DOOR CLOSER
Installation Instructions
Adjustable Size (1 thru 6)
Adjusts for ADA requirements
Standard Backcheck
Optional Delay Action
851-INST EN 2018/04
Par Arm Bracket
Screw Pack
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