Poulan MRT500 사용자 설명서

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17
SERVICE  AND ADJUSTMENTS
LESS 
TEN SION
ENGINE
PULLEY
IDLER
PULLEY
TRANS MIS SION 
PULLEY
CABLE CLIP
SCREW
DRIVE
CONTROL
CABLE
MORE
TEN SION
5/8"
EXTENSION
SPRING
TO REMOVE BELT GUARD (See Fig. 27)
NOTE:  For ease of removal, remove hairpin clip and clevis  
pin from left wheel.  Pull wheel out from tiller about 1 inch 
(2.5 cm).
•      Remove screws from side of belt guard.
•      Remove hex nut and washer from bottom of belt guard 
(located behind wheel).
•      Pull belt guard out and away from unit.
•      Replace belt guard by reversing above procedure.
BELT GUARD
SCREW
HAIRPIN CLIP AND
CLEVIS PIN
HEX NUT AND 
WASHER
(LOCATED 
BEHIND TIRE)
FIG. 27
FIG. 28
SCREW
  TO REPLACE GROUND DRIVE BELT (See 
Figs. 27 and 28)
•         Remove belt guard as described in “TO REMOVE BELT 
GUARD”.
•      Remove old belt by slipping off engine pulley fi rst then 
remove from transmission pulley.
•     Place new  belt in groove of transmission pulley and 
into engine pulley.  BELT MUST BE IN GROOVE ON 
TOP OF IDLER PULLEY.  NOTE POSITION OF BELT 
TO GUIDES.
•      Check belt adjustment as described below.
•      Replace belt guard.
•     Reposition wheel and replace clevis pin and hairpin 
clip.
  GROUND DRIVE BELT ADJUSTMENT (See 
Fig. 28)
For proper belt tension, the extension spring should have 
about 5/8 inch (16 mm) stretch when drive control bar is 
in “EN GAGED” position. This tension can be attained as 
fol lows:
•     Loosen cable clip screw securing the drive control 
cable.
•     Slide cable forward for less tension and rearward for 
more tension until about 5/8 inch (16 mm) stretch is 
obtained while the drive control bar is engaged.
•      Tighten cable clip screw securely.