15
Donaldson Company, Inc.
Optional Equipment
Leg Installation, MM 1200 Only
1. Attach the legs to the assembled unit and plenum
with the hardware supplied. Do not tighten hardware
at this time.
2. Lift into position over the anchor bolts and lower
slowly.
3. Fasten each leg pad to the anchor bolts with
customer-supplied flat washers, lock washers, and
hex nuts. Do not tighten hardware.
4. Level unit. Tighten hardware on all legs and anchor
bolts.
Motor
Optional single phase, 115-Volt, 50 or 60 Hz motors and
three phase, 230/460 or 575-Volt,
50 or 60 Hz motors are available.
Hose Kit
An optional inlet hose kit is available for overhead
mounting. The kit includes a 10-ft hose, two hose clamps,
and a collar.
HEPA Filter
The optional HEPA filter, rated at 99.97% at 0.3 microns, is
available for generated smoke or ultra-fine mist.
Ceiling Installation
Note: All ceiling supports must be sized to
accommodate the entire weight of the unit plus
the weight of the collected material and coolant
in the hopper.
Install unit to reduce sway or vibration.
1. Use four, ASTM-A36 or greater, 1/4-in threaded rods
to suspend the unit. Thread a 1/4-in hex nut onto
each rod at least 1 1/2-in.
2. Raise unit into position. Place a flat washer on each
rod before placing the rod through the mounting or
suspension bracket.
3. Place another flat washer and 1/4-in lock nut on
the threaded rod under the mounting or suspension
bracket. Allow 1/4-in of threaded rod to protrude
through each nut.
4. Level unit in all directions by tightening the bottom
lock nut.
5. When unit is level, lower the top nut to the top
washer and bracket. Hold the bottom lock nut and
tighten the top nut securely.
lifting lug
Do not use as a
permanant
suspension or
support point.
1/4-in
threaded rod
1/4-in hex nut
1/4-in flat washer
1/4-in flat washer
1/4-in lock nut
Ceiling Mount Installation
