Micanan PRO-TB Manuel d'instructions télécharger pdf (Page 13)

CLUTCH I

1 Loosen bolts on clutch

cover and slide cover towards

molor to access clutch.

2. Loose. the two s€t screws

on clulch adjusrmeot

nut.

3- Rotate clutch nut countcrclockwise

(loosen)

until tbere

is insuficient lension ro

pennjt

clutcb to

drive

door. NOTE: Wlen adjusting

nut. make sule to secure

input shafl 1o not alow shaft to rotate when

lighlening or looseniog.ut.

4. Gradualy tighten clutch

nut

(adjust

% tum 3t a time) unil

rhe Gnsion is sufiicient to

pemit clutch to

dnve door smood

but will

allow clutch lo slip if door

is obstructed. Ir should be

possible to stop

moving door by hand

if clutch is

properly

adjusted.

5. Tighlen lhe 2 set screvs

after each time the unjt

is tesied for clutch adjustme.t.

Aftcr adjustnenl is

completed make sure set

screws are locked in

placc. Re-install clurch cover.

Ihe brake adjustment

faclory

sel and should only

requiE minor adjustnenl after extensive use.

Veriry hake adjushert by

manually holding in solenoid

plunger.

wten brake is

properly

adjusted, rhe brake shoe

pads should make complete oonlacl

wiih bmke drum wilh sufficient brake

spring tension to slop and

main€in door when solenoid

is de-energized. wtren solenoid is

energized, brake shoes should

rclease fron drun with su{Iicicnt

clearance to avoid conlncl

betiveen shoes and drum.

To adjust brake tension, dghten

(lo

increase) or loosen

(to

dec'ease) nylon lock lut on brake

spring bolt. ObseNe sole.oid during

electrical testing of

brake. Brakc sprirs lension Dust be

adiusted

that solenoid should

pull

and rc1ease smoothly

and

quietly.

Too rnuch or too litde

tension on bralre

sp ns nay cause solenoid to bum out.

To adiust individual brale shoes, loosen nut on brake

shoe adjustnent boh and adjusl bolt. W1len

properly adjusted. lhere should be a snall cleara'ce b€tween

adjustnenl bolt and solenoid bracket

when

solenoid

is de-cnergized. wlen solenoid is energized,

bmke shoes should move away lrom

dnm vilh sufilciert clearaflc€ to avoid friclio, betwe€n

bralc shoe

pad

and drum. ,^fler

adjustme.ts

are nade be sure 10 tighten nuts on bmke shoe

adjushenlbolls.

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 19 20

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Micanan PRO-TB Manuel d'instructions Page 13

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