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BRIGGS & STRATTON 4-CYCLE ENGINE
48 SHORT BLOCK
1058 OPERATOR'S MANUAL
1
2
3
869
870
871
306
307
7
13
5
337
362
851
29
32A
32
25
27
28
27
26
MODEL NUMBER 126T02-0372-B1
1329 REPLACEMENT ENGINE
1330 REPAIR MANUAL
584
8
10
9
718
684
585
11
50
51
54
45
40
36
868
33
45
40
35
868
34
227
16
847
562
24
505
287
615
404
616
741
4
46
12
43
15
20
22
24
TO EMPTY GRASS CATCHER
1. Lift up on grass catcher using the
frame han dle.
2. Remove grass catcher with clippings
from under lawn mower han dle.
3. Empty clippings from bag using both
frame handle and bag handle.
NOTE: Do not drag the bag when empty-
ing; it will cause unnecessary wear.
Bag
handle
BEFORE STARTING ENGINE
ADD OIL
Your lawnmower is shipped without oil in
the engine. For type and grade of oil to
use, see "EN GINE" in the Maintenance
section of this manual.
CAUTION: DO NOT overfi ll engine with
oil, or it will smoke heavily from the muffl er
on startup.
1. Be sure lawnmower is level.
2. Remove oil dipstick from oil fi ll spout.
523
3. You receive a container of oil with the
unit. Slowly pour the entire container
177
down the oil fi ll spout into the engine.
NOTE: Initial oil fi ll requires only 18 oz.
due to residual oil in engine from the
manufacturers 100% quality testing. When
525
changing oil you may need 20 oz.
4. Insert and tighten dipstick.
IMPORTANT:
524
• Check oil level before each use. Add oil
if needed. Fill to full line on dipstick.
• Change the oil after every 25 hours of
operation or each season. You may
need to change the oil more often
under dusty, dirty conditions. See "TO
CHANGE ENGINE OIL" in the Mainte-
nance section of this manual.
ATTACH FUEL CAP CARTRIDGE
Your mower is equipped with a special
FRESH START
fuel preserver cartridge. See the infor-
mation and instructions packed with the
FRESH START
1. Snap cartridge into bottom of fuel cap.
NOTE: Do not remove the silver foil seal
on the side of cartridge that snaps into fuel
cap.
2. Grasp the white peel tab and pull to
remove the entire seal.
3. Screw fuel cap onto fuel tank after fi ll-
ing tank with gasoline.
Replace cartridge when empty (about
once a season). Check preserver level
visually.
DANGER: Cartridge fl uid is HARMFUL
OR FATAL IF SWALLOWED. Avoid con-
tact to eyes, skin, or clothing. Do not take
Grass
internally. Do not inhale fl uid vapor. Keep
catcher
out of reach of children. If swallowed, call
frame
handle
a physician immediately.
ADD GASOLINE
• Fill fuel tank to bottom of tank fi ller neck.
Do not overfi ll. Use fresh, clean, regular
unleaded gasoline with a minimum of 87
octane. Do not mix oil with gasoline. Pur-
chase fuel in quan ti ties that can be used
within 30 days to assure fuel freshness.
CAUTION: Wipe off any spilled oil or
fuel. Do not store, spill or use gasoline
near an open fl ame.
CAUTION: Alcohol blended fuels
(called gasohol or using ethanol or metha-
nol) can attract moisture which leads to
separation and for ma tion of acids during
storage. Acidic gas can damage the fuel
system of an engine while in storage. To
avoid engine problems, the fuel system
should be emptied before stor age of 30
days or longer. Empty the gas tank, start
the engine and let it run until the fuel lines
and carburetor are empty. Use fresh fuel
next season. See Storage In struc tions for
additional information. Never use engine
or carburetor cleaner products in the fuel
tank or permanent damage may occur.
Gasoline
fi ller cap
fuel cap and continuous
TM
TO STOP ENGINE
cartridge.
TM
• To stop engine, release operator pres-
ence con trol bar.
9
Engine
oil cap
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