Munters ED36HE Manual De Mantenimiento página 10

fig.14
fig.15
ROUTINE 4
Suitable for EC50
fig.16
4.C IF THE
REPLACED:
a. Remove the knurled brass pin by using a pin
brunch and small hammer to disconnect the
central shutter blade and the centrifugal system.
b. Remove all shutter blades.
a. Remove the nut and the aluminum waterproof
distance piece.
b. Remove
hexagonal axle by loosening the M8x20 screw.
c. Remove the propeller - central pulley assembly
out of the fan frame.
d. Remove the front flange (plus the adaptor disk, if
used) and the propeller.
e. Replace the old central pulley (fix the adaptor
disk, if used) and fix the front flange.
f. Fix the new assembly in the fan frame.
5. Put the V-belt on both central and motor pulley
grooves and then tight the V-belt rotating the
propeller.
6. Check tensioning.
7. Insert the shutter blades and fix the knurled brass pin.
8. Fix the two shutter closing springs and inset the tie-
rods with holes.
9. Fix the side cover plates and the safety mesh.
1. IF THE V-BELT HAS TO BE REPLACED:
a. With the propeller at a complete standstill, open
the safety mesh on the shutter side.
b. Remove
unscrewing nuts and removing them from the
plastic bearings.
c. Remove the chain from the ring, the ring itself
and the waterproof distance piece from the rod.
d. Disconnect the assembly propeller-central pulley
from the central support by unscrewing the M25
hex nut.
e. Remove the worn V-belt.
f. Insert the new V-belt, connect the assembly on
the central support and insert/tight the M25 hex
nut.
g. Insert the waterproof distance piece, the ring and
connect the chain to the ring.
h. Put the new V-belt on both central and motor
pulley grooves.
i. Tighten the V-belt rotating the propeller.
j. Check tensioning.
k. Assemble the (4) half shutter blades and fix the
safety mesh.
10 | © Munters AB, 2018
CENTRAL PULLEY HAS
the centrifugal system
the (4) half shutter
TO BE
from the
blades by