Micanan PRO-TB Manuel d'instructions télécharger pdf (Page 12)

1 Remove coiter

tapped ro

pulley.

2. Rotate clulch nut counterclockvisc

(loosen)

unlil there is

insufficient

te'sion topemit clulcb to drivc

3 . cradually lighten clutch nut until th€

iension on belleville washers is sufficienl ro

permit

clutch to

dnve door snoolhly but \ril1al1ow clulch

slip

ifdoor is obsrructed. Ii shouid be

possible

to stop

moving door by hand if clutch is

properly adiusied.

I ork rlurh nJ, ul

pldLe

by rn.en

n! Juncr

p:n.

CLUTCH ADJUSTMENT

BRAKE ADJUSTMENT

iTOi

PRO-LHAB ;iiIY)

- The bEkc adjushen! is faclory

sct

and should

oDly require minor adjustnenl afler extensive use.

- Verii, brdle adjustnent by ma'ually holding

in solenoid

plunger.

wlen brake is

properly

adjusted, the bmke shoe

pads

should

make complete contact u ith brake drun1 with sulficiem blake

spring €nsion lo siop and maintain

door when solenoid is de-energized. Wtren solenoid is

energized, bmke shoes should

releasc fron dnln with sulicie11t clearance to avoid conlact

between shoes and drun.

To adjust brake tension, tighten

(to

increase)

loosen

(to

decrease) nylon lock nut on brate

sping boLt. Observe solenoiddurins electncal

testing olbrake. Brakc sping rcnsion musl bc

adjusled so thal solenoid shouldpull andrelease

snoothly and

quietly.

Too nuch ortoo littlc

lension on brake spring may causc

solenoid to bum out.

- To

adjust individualbrake shoes,looscn

nui on brake shoe adjustment bolt and adjust boh. wlen

properly

adjusted, tnere s|ould

be a snall clearance beiween adjustment bolt and solenoid bracket

vhen

solenoid

de energized.

Wtren solenoid is energjzed, blake shoes should nove away from

drufl with sulllcient clearance

10 avoid friction betwesr brake shoe

pad

and &um- Aner

adjusrments are

made

be sure to

lightcn nuts on bnke shoe adjustmenl bolts.

SOLENOID

SOLENOID LEVER

FRAME

BRAKE SHOE

ADJUSTMENT BOLTS

SRAKE SHOE

ADJUSTMENT NUT

BRAKE DRUM

BRAKE

SPRI

BOLT

BRAKE SHOE

ERAKE PAD

BRAKE SPRING

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 18

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Micanan PRO-TB Manuel d'instructions Page 12

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