Owners Manual • Rexnord
®
Planetgear
™
7000 Speed Reducers
(Page 4 of 33)
Size Mercury/Mars
158-110
10/21 (Supersedes 01/15)
© Rexnord Corporation. All Rights Reserved.
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2.3 MOUNTING OF TRANSMISSION
ACCESSORIES
WARNING
: When the Planetgear 7000 speed reducer
is connected to a motor or driven equipment through
the use of couplings, sprockets, gears or belt drives, all
rotating parts must be properly guarded with guarding that
conforms to OSHA requirements to prevent personal injury
or property damage..
2.3.1a MOTORS (STANDARD UNITS)
When direct coupling motors to the Planetgear 7000
reducer, follow the four step process shown below to
achieve proper motor to reducer alignment. Refer to
coupling manufacture specifications to determine required
alignment accuracy. Note: Steps 1 to 4 may have to be
repeated several times to achieve manufacturers required
accuracies.
(PROBLEM)
MOTOR REAR FEET LOW
(PROBLEM)
MOTOR FRONT FEET LOW
(SOLUTION)
SHIM REAR FEET UP
(SOLUTION)
SHIM FRONT FEET UP
(SOLUTION)
RAISE MOTOR UP
(PROBLEM)
ENTIRE MOTOR LOW
(PROBLEM)
ENTIRE MOTOR HIGH
(SOLUTION)
LOWER MOTOR DOWN
(PROBLEM)
MOTOR ANGLED LEFT
(SOLUTION)
SHIFT REAR OF MOTOR RIGHT
(PROBLEM)
MOTOR ANGLED RIGHT
(SOLUTION)
SHIFT REAR OF MOTOR LEFT
(PROBLEM)
MOTOR SHIFTED RIGHT
(SOLUTION)
MOVE ENTIRE MOTOR LEFT
(PROBLEM)
MOTOR SHIFTED LEFT
(SOLUTION)
MOVE ENTIRE MOTOR RIGHT
Correct for
angular misalignment
in the
side view
plant
STEP 2 (Side view plane)
Correct for
parallel misalignment
in the
side view
plant
STEP 3 (Top view plane)
Correct for
angular misalignment
in the
top view
plant
STEP 4 (Top view plane)
Correct for
parallel misalignment
in the
top view
plant
STEP 1 (Side view pane)