Snapper 1691810, 1691998 User Manual

OPERATOR’S

MANUAL

42”/48”

Turbo Blower Assembly

Mfg.

No:

1691810

Mfg. No. 1691998

FORM 170460604

PRINTED IN U.S.A.

12/93-3ooccI

HEX CAPSCREW

PLAIN WASHER LOCKWASHER

HEX CAPSCREW IDENTIFICATION

Shown below are actual size hex heads for standard screw sizes. Example: a

wrench. To measure length, use the scale below.

l/4”

screw has a

7116

head and.thus requires a

NUT

7716

STANDARD FASTENER IDENTIFICATION CHART

Hardware sizes are given in the illustrations throughout this manual.

If a washer or nut is identified as “washer. this means the inside diameter

l/2

inch.

If a screw is identified as

l/2

2”.

diameter is shaft of the screw is 2 inches long. If “screw.

“16”

means that the screw has

16 threads per inch.

SAMPLE: SCREW iDENllflCAllON

l/2” or “nut.

this means the shaft

l/2

inch and the

screw is identified as

l/2-16~2”.thenumber

172”.

‘Wrew.

~0000

34”

Head

screw with screw with

112”

SD.

Place the washer or nut on the above scale to determine inside diameter. The actual ameter can vary comparison.

518” 7116”

WASHER AND NUT IDENTIFICATION

Head

S.D.

l/16

t/2” Heed 7fl6” Head

6716”

Head screw with screw with

screw

with

310”

SD.

2 3

inch. Use the scale for

5716”

SD. l/4” SC.

SD. =

Shaft Diameter

insides

di-

Screw

Shaft

Diameter

SAMPLE: NUT IDENTlFlCATlON

l/2

Nut.

112

Shaft

Diameter

Screw

Length

Inside

Diameter

ir .$J

*.y ‘:i

Table of Contents

Safety Decal ................................

Safety Rules Installation

Lawn Tractor

Front-Cut Rider .........................

Operation

Standard Fastener Identification Chart

NOE

this reason, a replacement roller is supplied with the turbo blower kit.

The additional weight of the turbo blower may cause the end roller on the mower deck to wear faster. For

................................

...........................

..................................

.......

......

. . . .

. . . . 2

. . . .

3 8

DANGER

Located on Blower Housing

,Safety

ROTATING BLADES

SHUT OFF MOWER AND TRACTOR BEFORE SERVICING OR CLEANING BLOWER AND MOWER.

Decal

Safety Rules

Read these safety rulesand the safety rules in Manual and follow them closely. Failure to obey these rules

could result in loss of control of vehicle, severe personal injury to yourself, or damage to property or equipment. The triangle in the text signifies important cautions or warnings which must be followed.

WARNING

When blower assembly is removed from mower deck, the deflector

must be installed as described in Operating Without Collection System.

Know the tractor or ridercontrolsand how

to stop quickly. READ THE OWNERS

MANUAL.

2. Disengage the PTO, shut the engine off and wait for all moving parts to stop before attaching, adjusting, or disconnecting any part of the collection system.

3. Check the collection system to make sure it is bolted tightly to tractor or rider.

4. Check the latch handle to make sure it is engaged so the dump cart’s box is locked to the frame.

5. Look behind to make sure the area is clear before backing up.

6. DO NOT turn sharply when the tractor or

rider is alongside a building or any object.

7. DO NOT carry passengers in the cart.

CAUTION: For added tractor or rider

stability and to prevent tipping or loss of control;

a. Use reduced speed on uneven ground

and when turning corners.

b. Reduce loads on hillsides. It is rec-

ommended that the collection system

be kept only half full when negotiating any slopes. Start mowing on slopes when the collection system is empty.

Mow up and down the face of slopes;

never acrossthe face of any slope.

yo,ur

Operator’s

9. AWARNING:

slopes, use operate on slopes greater than 30% (16.7”).

10.

ACAUTION: Objects may be thrown

from mower.

For your safety:

a. DO NOT remove the cover while the

mower blades are tyrning. Shut off the

engine before openmg the door or

removing the grass chute.

b. Be sure the complete collection

system is in place (cover secure and grass chute connected) before operating the mower.

c. DO check the twin bag cover fre-

quently for wear and tear. Replace with

new cover for safety protection.

11. For best results when mowing grass: Set the mower to cut from 1 to 2 inches of grass. If grass isexceptionallytall, set your

mower as high as possible for first cutting. Lower cutting height at succeeding

cuttings until proper height is reached. It

may be necessary to mow tall grass at a

slower tractor speed.

When operating on

,front

countennreight.

Never

installation - Lawn

,Tractors

NOTE

Two spacers are packaged with turbo biower.

Installation on tractor requires use of

spacer (see step 11); the

1/2”spacerwill

4-l/16”

not be

used.

1. Remove mower deflector and arbor cover as follows:

a. Remove the mower deflector by removing

two carriage bolts, lockwashers and nuts.

Install this hardware on the deflector for use

when blower is removed for side discharge.

b. Remove the right hand arbor cover (A, figure

1) by removing washers and nuts in frontthat

hold cover to deck. Also, remove nuts

(8)

and

washers that secure rear tabs to arbor.

2. Slip mower belt off the right hand pulley.

Remove the pulley from the arbor by removing

capscrew

(D, figure 2) and washers (F). Save

washers for reinstallation. Use wood block to

orevent blade from turning.

NOTE

Later model decks have

l-1/2”

taptite screws,

rather than 1” taptite screws, location A, figure

2. If

capscrew protrudes 5/S” above arbor, new

capscrews do not need to be installed

3. Remove brake spring or spring anchor (if equipped) and two taptite screws from arbor at locations A, figure 2. Replace these with two

5/16-18x l-1/2 capscrews (A).

Figure 1.

A. Arbor Cover

B. Nut dover

capscrew

B. Arbor Bracket E. Belt Stop, Front C. Notch F. Washers

capscrew

4. Before installing arbor bracket (B, figure 2 &A,

figure3),

removewasherfrom underneath blade brake bracket (rear capscrew). Arbor bracket is same thickness as washer and will replace

washer. Loosen the front flange nut and remove the rear flange nut on the blade brake bracket.

NOTE

Rear belt stop should be installed facing inside of deck.

5. Install the arbor bracket (A, figure 3) and rear belt stop (B) as shown. Note the different holes

for the 42” and 43” mowers. On the 42” deck,

install a

jamnut

at rear bracket location instead of flange whiz nut. Tighten nut (F) snug only - belt stop will be adjusted in step 8.

Figure 2.

Figure 3.

A Arbor Bracket C.

B. Belt Stop D. Large Washers

CapSxew

Lockwasher

F. Jam Locknut

NOTE

Front belt stop should be installed facing

outside of deck.

‘6. Install

thefront

18 x l-1/2 shown. If removed, reinstall brake spring or spring anchor (F) before flange nut(G). Tighten

nut (E) snug only step 8.

belt stop (A, figure4)

capscrew

(installed in step 3) as

belt stop will be adjusted in

onto5/16-

G Mower Decks

7. Install new double-groove arbor pulley (D, figure 5) with hub down. Use new 7/16-14 x 2-

1/4

capscrew

Torque

prevent blade from turning. It may be necessary

to add washer(s) (C, figure 5, two provided)

underneath the new pulley to properly align brake pad and bottom groove. Referto figure 5.

Add washers to adjust top-to-bottom alignment:

l/16” clearance must be adjusted after belt is

installed and PTO is engaged.

8. Slip the mower drive belt onto the lower groove of the new pulley (D, figure 2). With the mower

PTO engaged, adjust the belt stops belt. Tighten the hardware.

9. If mower is equipped with blade brake, adjust

the brake after installing new double groove

pulley as follows:

a. Engage the PTO lever. Be sure that mower

drive belt tension is correctly adjusted (see

Operator’s Manual).

b. Inspect the brake pad (A, figure5) to V-pulley

(B) clearance. With PTO engaged, clearance

should be

c. If adjustment is required, turn adjusting nuts

(A, figure 6) until proper clearance is reached.

and washers removed in step 2.

to~55

to 70 ft. Ibs. Use wood block to

l/l6

inch as shown in figure 5.

l/8”

from

Figure 4.

Belt

stop

Capscrew

C. Large Washer

Figure 5.

A. Brake Pad B. Bottom Groove

n**.“rchn*

E. Nut F.

Spring or Spring

G. Flange Locknut

C. Washers (If required) D. Double-Groove Pulley

Anchor

Figure

A. Blade Brake Adjustment Nuts

+ 13 hidden pages