Polar Bear III HD 5 Degree Installation Manual
9910034 Rev F
6
Parts and Hardware
Support
Support unit with pre-installed integrated recycled rubber pads
Claw
Module clamp with integrated bonding. Used to attach modules to Supports
Ballast Tray
Connects
Supports and captures 4”x8”x16” or 2” x8” x16” ballast
.
Claw Fastener Kit
Serrated flange nuts Stainless Steel 18-8
Hex head cap screw Stainless Steel 18-8
Ballast Tray Fastener Kit
Hex head cap screw 1/4-
20 x 0.5” Stainless Steel 18
-8
Ballast Block
Solid cap concrete roof paver, conforms to ASTM C 1491-03 standard and manufactured for
freeze-thaw resistance where applicable. Block must be specified so that it maintains its weight
over the life of the system.
Mechanical Attachment
(design dependent)
Designed with OMG Roofing Products (PowerGrip, PowerGrip Plus, and PowerGrip Universal),
EcoFasten® Solar and Anchor Products (U-Anchor family) attachment systems. As needed.
Required Tools
•
3/8” drive torque wren
ch (settings available up to 10 ft-lb (120 in-lb))
•
3/8” deep socket (bolts)
•
7/
16” deep socket (nuts)
•
1/2” deep socket (5/16” bolts/nuts)
•
Spacer Stick (supplied) see
on page 8
•
Battery powered tools may be used as long as they do not exceed torque requirements
Torque Settings
Torque Setting
Fastening Operation
8-10 ft-lb (96-120 in-lb)
All connections
2 ft-lb (25 in-lb)
Attaching ground lug to Ballast Tray
3.75 ft-lb (45 in-lb)
Attaching bonding jumper to ground lug
