Maintenance Instructions; Jaw Inserts; Jaw Insert Replacement; Lubrication - RIDGID 300 Power Drive Manual

Cutters:
• No. 1-A and 2-A Cutter
• No. 202 Cutter
Reamers:
• No. 2 and 3 Ratchet Reamers
Contact a RIDGID distributor or consult the Ridge cat-
alog for specifications and catalog numbers.
311A Carriage and Tools as Accessories
Model
No. Description
311 Carriage with No. 312 Lever
341 Reamer for No. 311 Carriage
360 Cutter for No. 311 Carriage
811A Universal Quick Opening Die Head Only, Right Hand Only
815A Self-Opening Die Head Only, Right Hand Only
Geared Threaders:
• No. 141 2 1 / " – 4" Pipe (NPT or BSPT)
2
• No. 161 4" – 6" Pipe (NPT or BSPT)
Accessories for Threading by
Close-Coupled Method
Model
No. Description
Pipe Supports
758 Loop
844 Drive Bar
346 Support Arm (2)
NOTE! If gear case does not have loop hole, use No. 3675
Adapter Bracket instead of No. 758 Loop.
Accessories for Threading with Drive Shaft
Catalog Model
No. No. Description
61122 840-A Universal Drive Shaft
72037 460 Tristand
42510 92 Adjustable Pipe Support
NOTE! See Ridge Tool catalog for listing of pipe sup-
port, thread cutting oil, die heads and dies.

Maintenance Instructions

WARNING
Make sure machine is unplugged from power
source before performing maintenance or mak-
ing any adjustment.

Jaw Inserts

1. Clean teeth of jaw inserts daily with wire brush.
2. Replace jaw inserts when teeth become worn and
fail to hold pipe or rod.
NOTE! Replace entire set of jaw inserts to insure proper
gripping of the pipe or rod.
940-600.015.10_REV. D

Jaw Insert Replacement

Figure 15 – Replacing Jaw Inserts
1. Place screwdriver in insert slot and turn 90 degrees
2. Place insert sideways on locking pin and press down
3. Hold insert down firmly with screwdriver, turn until
Geared Threaders
141 161

Lubrication

X
Proper lubrication is essential to trouble-free operation
X X
X
and long life of Power Drive.
Grease main shaft bearings every 2 to 6 months depend-
ing upon amount of Power Drive use. Grease fittings are
provided on side base, one at each end of shaft. Use a
good grade of cup grease.

Motor Brush Replacement

1. Check motor brushes every six (6) months and re -
2. If communicator is worn, the outer dimension of the

Motor Replacement

1. Unplug motor receptacle from switch box.
2. Remove two (2) screws (E-891) holding motor.
3. Loosen back screw (E-4548) in body at neck of

Machine Storage

indoors or well covered in rainy weather. Store the
machine in a locked area that is out of reach of children
300 Power Drive
Screw
Driver
Insert
To Remove
in either direction.
as far as possible.
teeth face up.
place when worn to less than
communicator should be turned and the mica should
be undercut before replacing brushes. This should
only be done by qualified repair personnel.
motor and lift motor out.
WARNING Motor-driven equipment must be kept
PRESS
DOWN
Locking
Teeth
Pin
To Replace
1 / inch.
2
15