Husqvarna 33 Instruction manual

Husqvarna 33
Workshop Manual
507 43 36-22
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

Husqvarna 33
Introduction
LThis workshop manual is mainly intended for Husqvarna 33, but certain chapters
can also be used for other models.The manual gives information about how to
repair the saw and how to
saw will function, always use our special tools. In order to make sure that the
use Husqvarna 33 original spare parts and acces-
*series.
1■
2.
3■
4.
5.
6.
7.
8.
9.
10m
11.
Servicedata
Servicetools
Technicalspecification
Safetyequipment
Starterdevice
Electronicsystem
Centrifugalclutch
Lubricationsystem
Fuelsystem
Engineunit
Trouble-shootingchart
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

1SERVICEDATA
TIGHTENING
TORQU
0-40INLB
!ak.
25-35INLB
%$)4!?
QIFAL
15-25INLB+
r45-55INLB
(v- ‘
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

%20-30INLB
J-
+
25-35INLB
AOIL
■GREASE
%\●RTV SEALANT
~‘
tIN LB =INCH POUNDS
15-25INLB (TORQUE)
LB
[
.,
20-30IN
-25-35INLB
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

504900002-4 mm.i
507430477
507476554
(9
/
‘\,
507433550
507426814
507433302
P/
507475606
50743360
502516701
A
502 510801–(Loctite290)
502510901 (Loctite601)
@502505101
(lo
%
...
507474329 502514602
+
,/
/502500601
502510201
502510601
/la 507 43357’
507475467
.
1-
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

2SERVICETOOLS
PART NUMBER
w502 500601
502 505101
502 510201
502 501601
502 510801
502 510901
502 514602
502 516701
502 900002
505 381308
505 426814
507 430477
507 433302
507 433550
507 433571
507 433601
507 474329
507 475467
507 475606
507 476554
DESCRIPTION
Assembly Pliers- Spark Plug Sparkie
Wire Strippers
Power Arm
Nail Polish -Welch Plug
Loctite 290
Loctite 601
Digital Tachometer
Torx Screwdriver
4mm Allen Wrench
Socket Spanner
Test Plug
Thread Protector
WireWormAdaptor
Piston Stop
Clutch Wrench
Brake Band Ring
W“ormGear Remover
Pressure Pump
T-Screwdriver
Brake Tool Kit
-
-
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

3TECHNICALSPECIFICATION
ENGINE
Displacement Bore Stroke Maxpowerofspeed Idlingspeed Engagement
rpm
@mm
inch
cc
cu.inch mm
inch rpm rpm
34
2.1 36.5
1.43 32.5
1.28 8000 3000 4200
FUEL -AND LUBRICATION SYSTEM
*
Carburetor
L= 10
H= lo
Fueltankvolume
Iitre
US. pint
Oilpumpcapacity
cc/rein Oiltankvolume Automaticoil pump
Iitre
US. pint
4.0
6000 rpm
Walbro
WT-67 0.3
.63 0.15
0.31 Gear type
positive 1
displacement
IGNITION SYSTEM
.7.>
8
●
LJ 8
Noloadfreespeed Sparkplug Electrodegap Ignition system Air gap
rpm Champion mm mm
inch inch
12,000 RCJ 7Y0.6 CDl 0.3
.024 PHELON .012
BAR AND CHAIN
7
‘/
L
Chainspeed
mtsec
15.0
4
---
Barlength
inch
cm
,...... ,...
/...
-J
&
000’
1+1 II II
Chainpitch Drivelink gauge Weight Weightwithguide
barandchain
kg
Ibs
inch kg
Ibs
mm
inch
1,5
.058
0.325
13”, 15”, 16”
32, 38, 40 4,9
10.80 5,25
da-_J
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

4SAFETYEQUIPMENT
.CHAIN BRAKE
CA!2
\
2‘,\
●Release the chain brake by pulling back on the
handguard. Remove the guide bar clamping nut
and rear screw. Remove the clutch cover and
clean the chain brake mechanism.
.Pull back on the handguard to
band tension. Insert the band fully release brake
ring-tool.
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

.Aliow the handguard to return to the “run” position
Remove the brake spring cover by prying up with
ascrewdriver blade.
.Using the suitably sized drifts (supplied in the
brake repair kit) remove both the large and small
diameter roll pins.
.Insert the brake tool (as shown), using the lar9~.
diameter drift as apivot pin in the clutch cover
mounting bolt hole.
.
cPosition the notch in the brake tool against the roll
pin in the brake band.
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com

-
Pull back on the brake tool to release tension on
the brake ring-tool. Remove the ring-tool and
allow the brake band to return to the static
position. Remove the brake tool and drift.
Using asmall diameter drift (through the access
hole on the outside of the clutch cover) tap out the
brake band anchor pin. Remove the brake band.
Check the brake band for wear. Replace the band
if worn to less than .020” thickness at the point of
heaviest wear. Clean and check all brake pads
for wear of damage.
Lubricate the brake spring with grease. Install the
brake band and spring. ~NOTE: Position the
(band anchor) roll pin with the slot facing up in the
casting pocket, to ensure secure installation.
Using the brake tool to enlarge the band opening,
insert the ring-tool to retain the brake band.
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com