Page 267 - Manual Oficina XP 1000 14-16

P. 267

PVT SYSTEM

TROUBLESHOOTING

SITUATION PROBABLE CAUSE REMEDY
Wrong or broken drive clutch spring. Replace with recommended spring.
Engine RPM
below specified Install correct shift weight kit to match engine
operating range, Drive clutch shift weight too heavy. application.
although engine
is properly tuned. Driven clutch spring broken or installed in Replace spring; refer to proper installation
wrong helix location. location.
Disassemble drive clutch; inspect shift weights
for wear and free operation.
Drive clutch binding.
Clean and polish stationary shaft hub;
reassemble clutch without spring to determine
problem area.
Erratic engine
operating RPM Belt worn unevenly - thin / burnt spots. Replace belt.
during 5
acceleration or Replace rollers/slides.
load variations.
Inspect helix
Driven clutch malfunction.
Inspect movable sheave for excessive bushing
clearance.
Sheave face grooved. Replace the clutch.
Incorrect drive clutch spring (too high of Install correct recommended spring.
rate).
Drive clutch shift weights incorrect for Install correct recommended shift weights.
application (too light).

Disassemble and clean clutch, inspecting shift
Engine RPM weights and rollers. Reassemble without the
above specified Drive clutch binding. spring and move sheaves through entire range
operating range. to further determine probable cause.
Disassemble, clean, and inspect driven clutch,
Driven clutch binding. noting worn sheave bushing and helix/roller
wear
Converter sheaves greasy; belt slipping. Clean sheaves with denatured alcohol or brake
cleaner, install new belt.

Drive belt worn too narrow. Replace belt.
Harsh drive clutch
engagement.
Wrong drive clutch spring installed Replace spring with correct one
Drive belt turns Wrong belt for application. Replace with correct belt.
over
Abuse (continued throttle application when Caution operator to operate machine within
vehicle is stationary, excess load) guidelines.
Belt burnt, thin Dragging brake Inspect brake system.
spots
Slow, easy clutch engagement Fast, effective use of throttle for efficient
engagement.

262 263 264 265 266 267 268 269 270 271 272