Swisher POSTMASTER PST67522 User manual

OWNER’S
MANUAL
1602 CORPORATE DRIVE, P.O. BOX 67, WARRENSBURG, MISSOURI 64093
P ONE [phone] FAX [phone]
Manufacturing quality lawn care equipment since 1945
Assembly
Operation
Service and Adjustment
Repair Parts
Made In The
USA
Rev. 04-061
swisherinc.com
MODEL NO.
PST67522
POSTMASTER
TOW MOWER & FENCE
POST TRIMMER
ONPM03

2
In the event you have a claim under this warranty, you must return the product to an authorized
service dealer. All transportation charges, damage, or loss incurred during transportation o parts
submitted or replacement or repair under this warranty shall be borne by the purchaser. Should you
have any questions concerning this warranty, please contact us toll- ree at 1-800-222-8183. The
model number, serial number, date o purchase, and the name o the authorized Swisher dealer rom
whom you purchased the mower will be needed be ore any warranty claim can be processed.
T IS WARRANTY DOES NOT APPLY TO ANY INCIDENTAL OR CONSEQUENTIAL
DAMAGES AND ANY IMPLIED WARRANTIES ARE LIMITED TO T E SAME TIME
PERIODS STATED EREIN FOR ALL EXPRESSED WARRANTIES. Some states do not
allow the limitation o consequential damages or limitations on how long an implied warranty may
last, so the above limitations or exclusions may not apply to you. This warranty gives you speci ic
legal rights and you may have other rights, which vary rom state-to-state. This is a limited warranty
as de ined by the Magnuson-Moss Act o 1975.
LIMITED WARRANTY
The manu acturer’s warranty to the original consumer purchaser is: This product is ree rom de ects
in materials and workmanship or a period o one year rom the date o purchase by the original
consumer purchaser. We will repair or replace, at our discretion, parts ound to be de ective due to
materials or workmanship. This warranty is subject to the ollowing limitations and exclusions:
TABLE OF CONTENTS
WARRANTY………………....….2
SAFETY.…………………………3
ASSEMBLY………………..…….4
OPERATION…….……………………4-7
TRIMMER MAINTENANCE...….……8
PARTS BREAKDOWN………………9-11
1) Engine Warranty All engines utilized on our products have a separate warranty extended
to them by the individual engine manu acturer. Any engine service
di iculty is the responsibility o the engine manu acturer and in no
way is Swisher Mower Co., Inc. or its agents responsible or the engine
warranty. The Briggs & Stratton Engine Service Hot-Line is 1-800-
233-3723. The Tecumseh Engine Service Hot-Line is 1-800-558-5402.
The Honda Engine Service Hot-Line is 1-800-426-7701.
2) Commercial Use This product is not intended or commercial use and carries no
commercial warranty.
3) Limitation This warranty applies only to products which have been properly
assembled, adjusted, and operated in accordance with the instructions
contained within this manual. This warranty does not apply to any
product o Swisher Mower Co., Inc., that has been subject to alteration,
misuse, abuse, improper assembly or installation, shipping damage, or
to normal wear o product.
4) Exclusions Excluded rom this warranty are normal wear, normal adjustments, and
normal maintenance.

3
SAFETY PRECAUTIONS & DECALS
This Safety Alert Symbol indicates important messages in this
manual. When you see this symbol, carefully read the message that
follows and be alert to the possibility of personal injury.
Read this manual completely. This machine can amputate hands and feet, and
throw objects. Failure to observe the following safety instructions could result in
serious injury or death.
3
• Read the manual. Learn to operate this machine sa ely.
• Always disconnect the spark plug wire and place the wire where it cannot contact the
spark plug, to prevent accidental starting the engine when setting up, transporting,
adjusting or making repairs.
• Keep all shields and guards in place.
• Understand the speed, steering and stability o this machine. Know the positions and
operations o all controls be ore you operate this machine. Check all o the controls in
a sa e area be ore starting to work with this machine.
• Allow only responsible adults who are amiliar with these instructions to operate this
machine. Never allow children to operate this machine.
• Clear the area o objects such as rocks, toys, wire, etc. that can be picked up and
thrown by the blade.
• Be sure the area is clear o other people be ore mowing. Be aware o the mower
discharge direction and do not point at anyone. Stop the machine i anyone enters the
mowing area. Children are o ten attracted to the machine and the mowing activity.
Never assume that children will remain where you last saw them. Keep children
under the watch ul care o another responsible adult.
•No riders!
• Do not put hands or eet near or under rotating parts.
• Do not mow in reverse. Always look down and behind before and during backing.
• Turn o the unit when not mowing. Be ore leaving the machine, turn o the unit
and stop the engine.
• Watch or tra ic when operating near or crossing roadways.
• Do not operate the mower i it has been dropped or damaged in any manner or i the
mower vibrates excessively. Excessive vibration is an indication o damage.
Repair mower as necessary.
• Dress properly. Do not operate the mower when bare oot or wearing open sandals.
Wear only solid shoes with good traction when mowing.
• Never allow operation by untrained persons.
• Do not operate the machine while under the in luence o alcohol or drugs.
• Do not operate on slopes greater than 15 degrees.
• Never tamper with sa ety devices. Check their proper operation regularly.
• Stop and inspect the equipment i you strike an object. Repair, i necessary, be ore
restarting. Never make adjustments or repairs with the engine running.
• Do not operate at too ast a rate.

ASSEMBLY
4
OPERATING YOUR NEW CUTTER
The operation o any mower can produce oreign objects to be thrown into the
eyes, resulting in severe eye damage. Always wear certi ied sa ety glasses or
wide-vision sa ety goggles over spectacles be ore staring any cutting machine and
while operating such a machine.
The operation o any cutter produces sound waves that are damaging to the
human ear. Ear protection is recommended.
OD45- Warning Serious Injury Decal
OD55- Danger- Triangle Decal
CAUTION!
Tragic accidents can occur i the operator is not alert to the presence o
children. Children are o ten attracted to the machine and the mowing
activity. Never assume that children will remain where you last saw them.
• Disconnect spark plug wire rom spark plug and place where it cannot make a connection.
• All engines are illed with oil at the actory. Veri y oil level and add i necessary be ore starting
engine. (See Engine Owner’s Manual)
• Veri y uel level and add i necessary be ore starting engine.
• Attach swivel hitch(H10TK) to L-Hitch(P/N H1), (See p.10). Then connect trimmer to tow
vehicle.
• Install trimmer string to spinner weldment (P/N 2021C). See p.5 or installation instructions.
• Reconnect spark plug wire.
• For proper operating procedures, Read pp. 4-7.

5
INTENDED USE
This is not a lawn mower. The Postmaster is designed to trim along ence rows, tree rows, etc.
The Postmaster has been designed to run o set to either side and also o set rom the center o
the tow vehicle to provide additional cutting width.
STOPPING T E ENGINE
• Slide the throttle into the “STOP” position.
• Return unit to travel position.
INSTALLING STRING (Re er to OD63- String Diagram Decal)
• Use proper length string. Using a string too long or the unit will cause stalling and
unacceptable operation.
• Remove any built-up debris gathered in string holder.
• Fold string in hal , creating a balanced loop.
• Place loop o string against outside o loop on trimmer head.
• Bring ends around and through the loop and over the string loop.
• Pull ends to tighten loop
• Cut string o evenly with outside diameter o the cover to protect ence posts and other
items being trimmed.
STARTING T E ENGINE
• Remove any built-up debris rom engine.
• Remove trimmer rom travel rest and assemble into desired position.
• Check oil & uel.
• Prime engine as directed. Note: A warm engine may not need to be primed.
• Slide throttle into “FAST” position.
• Pull engine coil rope. Do not pull recklessly.
• Adjust throttle to desired engine RPM. For maximum results, operate in the ull throttle
position.
PREPARING FOR FIRST USE
• Check engine crankcase or oil. Check with engine dipstick. Do not over ill. See engine
manual or proper oil level.
• Fill uel tank with resh gasoline. Never ill tank in an enclosed area!
• Check to ensure string has been installed correctly.
• Start trimmer as directed above.
• Under supervision, allow strings to rotate and engine to idle or 5 minutes. This breaks-in
the engine and the belt.
• Stop engine.
OD63- String Diagram Decal
SLOPE OPERATION!
Use extra caution when mowing on slopes. Operate sel -propelled units up
and down slopes. There is a signi icant risk o overturns when operating
across slopes. I you eel uneasy on a slope then do not mow it.

BEGIN TRIMMING
• Make sure area is clear o all bystanders.
• Make sure that all guards, belt guides, and the spark plug wire are properly attached.
• Start engine, setting desired engine speed. Note: This machine is designed to operate at
maximum engine speed.
• Start trimming in a low gear. Some bounce may occur when trimmer is returning into
position. Use caution.
BACKING T E UNIT
• See Transporting.
TRANSPORTING
• Stop engine and remove wire rom spark plug.
• Wait or all moving parts to come to a complete stop.
• Place unit into travel position.
• This position is recommended while backing the unit.
•CUTTING EIG T
• There are ive height settings.
• Stop engine.
• Place unit into travel mode to make adjustments.
• Pull the hairpins and clevis pins out and set both rollers at equal settings.
• Replace hardware.
TENSION ADJUSTMENT
• Spring return-tension should be increased be ore trimming dense-grass areas.
•Always stop engine while making adjustments.
• Place unit into travel position to make adjustments.
• Move snap hook on chain closer to spring to increase tension.
• Move snap hook to the end urthest rom spring to lessen tension.
•Always have chain and spring attached at both ends.
ITC OFFSET ADJUSTMENT
• Take unit out o travel position.
• Pull ball-lock-pin out o hitch, pivot hitch le t or right into the desired o set.
• Replace pin securely, assuring that it locks into position.
• O set to the opposite side by un-hooking chain connector on the roller bracket. Pivot deck
around to other side and re-attach to opposite roller bracket.
CAUTION!
SHUT OFF ENGINE AND REMOVE WIRE FROM SPARK PLUG BEFORE
MAKING ANY ADJUSTMENTS TO THE UNIT.
6
TRAVEL POSITION
Ball-Lock-Pin

MAX INSERTION UNDER FENCE
DIRECTION OF DEBRIS
RIGHT
FRONT
LEFT
REAR
OPERATING POSITION
(RIG TSIDE OFFSET)
OPERATOR/
TOW VEHICLE
SNAP HOOK
7
SUGGESTED PRACTICES
• Always operate engine at ull throttle when cutting to assure the best cutting per ormance
and proper discharge o material.
• O set unit to the right-hand side whenever possible (as shown). Debris is thrown away rom
the operator.
• I grass is wet, allow it to dry. Wet grass will clump and collect, clean unit regularly.
• When cutting dense areas go slow. Some dense areas may need to be gone over twice.
• Do not operate trimmer i it vibrates abnormally. Excessive vibration is a sign o damage.
Stop the engine and sa ely check or damage. Repair as necessary.
• For best results, Do not insert cutting head more than hal way through the ence line.
TRIMMER MAINTENANCE & SERVICE
CAUTION!
SHUT OFF ENGINE AND REMOVE WIRE FROM SPARK PLUG BEFORE
MAKING ANY ADJUSTMENTS TO THE UNIT.
USE PROPER TOOLS FOR ANY ADJUSTMENTS,
DISASSEMBLY, OR REPAIRS.

STORAGE
• Do not store engine indoors or other poorly ventilated areas.
• I unit is to be stored or longer than 30 days, prepare as directed below:
Drain uel outside into an approved container.
Start engine and run until unit is completely out o uel. Removing uel prevents
gum deposits rom orming inside carburetor. Gum deposits can mal unction the engine.
Let engine cool.
SEASONAL MAINTENANCE
• Replace the spark plug.
• Clean or replace the air ilter and uel ilter.
• Change oil.
• Check belts, tires, hardware, etc. or wear and damage. Repair as necessary.
• New spark plug, clean air ilter, and clean uel ilter assure proper air- uel mixture and help
engine per orm better and last longer.
BEFORE EAC USE
• Check and ill engine oil on a level sur ace. I oil appears black or soiled, change
immediately.
• Check condition o ilters, spark plug, tires, etc. Clean or replace i necessary.
• Replace/ repair strings as necessary.
• Check or loose hardware and tighten as needed.
BELT REPLACEMENT
• Stop engine and remove wire rom spark plug.
• Remove belt cover.
• Move idler pulley to ree belt and hold.
• Remove old belt.
• Install new belt. Start at the engine pulley and work the belt around the drive pulley and
onto the backside o the idler pulley.
• Release idler pulley.
• Replace belt cover.
8
BELT CONFIGURATION

9
3
16
25
16
15
6
11
9
8
7
6
24
17
14
13
12
10
521
20
18
17
4
23
22
13
19
1
2
14
MAIN BODY ASSEMBLY
FIGURE 1
When ordering replacement parts
* = USE PAINT CODE:
C=RED,S=SLIVER,TK=TEX.BLACK
26
6
SEE DETAIL
Page 11
SEE DETAIL
Page 11
SEE DETAIL
Page 11
Item # Description Part #
1 Plastic Cover 3526
2 3/8-16 Nyloc Nut NB182
3 3/8 SAE Washer NB272
Guard Weldment 3532TK
5 5/16-18 X 3/ Serr Flng Bolt NB596
6 5/16-18 Serrated Flng Nut NB170
7 Motor Base 35 8C
8 Belt 7 " 220
9 Belt Cover 3501C
10 #1 X 3/ HX Tek Screw ZP NB161
11 5/16-18 X 1 Carriage Bolt NB516
12 Wear Strip 3519
13 1/8 X 1 Cotter Pin NB126
Item # Description Part #
1 1/2 NR Mach Bushing 1 GA NB177
15 3/ -16 Jam Nylok Nut NB122
16 13/16 X 1 1/ X 1/8 Washer NB195
17 Blade Bearing B98
18 Pivot Weldment 3530TK
19 Pivot Bar (Zinc Plated) 350 Z
20 Clevis Pin Std Zp 3/8 X 1 1/8 NB300
21 1/2-13 X HCCGR5ZP NB132
22 Gauge Wheel 3511
23 1/2-13 2-Way Jam Lock Nut NB121
2 Height Adjust Bar 3515TK
25 #3 Hair Pin (A155H) NB127
26 5/16-18 X 2 3/ HCCGR2ZP NB106

10
When ordering replacement parts
* = USE PAINT CODE:
C=RED,S=SLIVER,TK=TEX.BLACK
ITC FRAME ASSEMBLY
FIGURE 2
5
16
12
11
9
5
4
3
18
7
13
10
3
7
17
15
9
8
6
2
1
14
4
Item # Description Part #
1 5/8-11 Nylok Nut NB561
2 5/8-11 X 1 1/2 HCC GR5 ZP NB1 5Z
3 Safety Hitch Pin H11
5/16-18 Nyloc Nut NB181
5 Plug for H1 H1P
6 Hitch 35 9C
7 5/16-18 X 2 1/2 HCC GR5 ZP NB138
8 Chain - Tension Adjustment 3568
9 3/16 Chain Connector ES077
10 3/16 Spring Snap Hook ES078
11 Spring 3508
12 Frame Weldment 3551C
13 1/8 X 1 Cotter Pin NB126
1 5/8 ID X 1 OD 1 GA Washer NB1 9
15 Tire/Wheel- 5/8 Bearing 13x5x6 NHS F 157W
16 1" Square Plug 671P
17 L Hitch H1TK
18 Hitch Swivel H10TK
19 Axle 3536
19

4
11
NOT ACTUAL
ENGINE USED
(REF. ONLY)
BLADE DRIVER ASSEMBLY IDLER ASSEMBLY
ENGINE ASSEMBLY
FIGURE 4 FIGURE 5
FIGURE 3
6
3
2
5
1
567
6
5
8
5
1
2
3
2
4
5
6
8
5
2
1
9
1
10
11
12
13
14
15
16
17
18
19
20
7
When ordering replacement parts
* = USE PAINT CODE:
C=RED,S=SLIVER,TK=TEX.BLACK
Item # Description Part #
1 3/8-2 X 1 Engine Bolt Locktite NB238N
2 Engine Pulley- 6" 2050
3 3/16 X 1 Key Stock 9030
5/16-18 X 1 1/ Serr. Flng Bolt NB253
5 5/16-18 Serr. Flng Nut NB170
6 5/16-18 X 3/ Serr. Flng Bolt NB596
7 Motor Base 3506C
8 5/16-18 X 2 1/ Flng Serr. GR5 ZP NB622
6.75 HP B&S Engine N/A
Item # Description Part #
1 5/8-11 Serr. Flng Nut NB598
2 5/8 ID X 1 OD 10 GA Washer NB178
3 Blade Pulley- .5" 20 9
Trimmer Bearing B985/8
5 Blade Shaft- Postmaster 7/8 X 5.875 35 7
6 1/ -20 X 3/ GR5 ZP NB250
7 Short Bearing Housing B99ECTK
8 1/ -20 Nylok Nut NB180
9 Spinner Weldment Trimmer 2021C
10 Spinner Bumper 3556TK
11 Spindle Sub-Assembly 3555
12 3/8-16 Nyloc Nut NB182
13 3/8 Hardened Washer NB196
1 Torsion Brake Spring 90 0
15 Idler Arm PST 3533TK
16 1/2 X 1-9/16 Shoulder Bolt NB220
17 5/16-18 Serr. Flng Nut NB170
18 Idler Pulley OD-3.25", ID-3/8" B527
19 3/8 SAE Washer NB272
20 3/8-16 2-Way Lock Nut NB280
Not Shown 36 Pack 18'' Trimmer Line P3618

OWNER’S
MANUAL
POSTMASTER
Each mower has its own model number. Each engine has its
own model number. The model number or the mower will be
ound on the right hand side o the drive belt housing. The
model number or the engine will be ound on the top o the
blower an housing.
All mower parts listed herein may be ordered directly rom
Swisher Mower & Machine Co. Inc. or your nearest Swisher
dealer.
All engine parts may be ordered rom the nearest dealer o the
engine supplied with your mower
.
WHEN ORDERING PARTS, PLEASE HAVE THE
FOLLOWING INFORMATION AVAILABLE:
* PRODUCT - TRAILMOWER
* SERIAL NUMBER - _______________
* MODEL NUMBER - _______________
* ENGINE MODEL NUMBER - _______________
TYPE - _______________
* PART NUMBER
* PART DESCRIPTION
TELEPHONE - 1-800-222-8183
FAX - 1-660-747-8650
SWIS ER MOWER & MAC INE CO. INC.
1602 CORPORATE DRIVE P.O. BOX 67
WARRENSBURG, MO 64093
www.swisherinc.com
SWISHER MOWER & MACHINE CO. INC.
PRINTED IN U.S.A.
swisherinc.com
MODEL NO.
PST67522