Wolf Garten HBM 38 BA Gebrauchsanweisung Seite 28

Operation
Starting (fig. B5/B6/B7)
Place mower on level ground, not ontohigh grass. Throttle lever B6 (1) to „Betrieb" (=run). Cold starting: Firmly press the primer on the
engine B5 (2), (three times). Lift and hold operator presence bail arm B6 (3). Pull starter rope B7 (4) rapidly and return starter grip slowly.
Self-propelled drive on: lift drive clutch bail arm B6 (5). Drive off: Release drive clutch bail arm B6 (5). To stop engine: Release operator
presence bail arm B6 (3). To start warm engine: Lift and hold operator presence bail arm B6 (3). Pull starter rope B7 (4) rapidly and return
starter grip slowly. Should the engine not start in cold weather, press the primer. If the engine stops because fuel hast run out, refill fuel.
Press the primer (three times).
Mowing (fig. B8)
Always mow using throttle lever setting Power. Mow with throttle lever on „Betrieb" position. Start engine with mower placed on level and firm
ground. Turn mower on lawn area already mown. Do not leave mower standing with engine running for longer than absolutely necessary.
Fixing of handle
ATTENTION! Take care that the switch cable does not become caught and crused when fol-ding the handle frame (fig. M2).
Emptying of Grassbox
Only when mower is stionary and rotating blade has come to complete standstill.
The grassbox is full and should be emptied as soon as grass clippings remain uncollected on the ground behind your mower.
Maintenance
Disconnect spark plug cap and starter key (with electric-start-models) before proceeding!
Clean mower thoroughly after each mowing with cloth or brush.
Do not spray with water. Keep mower in a dry room.
Change oil only
While engine is warm and fuel tank empty.
Change oil after the first 5 working hours. Thereafter chane engine oil every 25 working hours and at the end of the mowing season. Change
engine oil more frequently if working under extreme and dusty conditions.
To drain the engine oil, remove oil filler cap, tilt machine slowly to side and allow oil to drain from the crankcase through the filler.
Cleaning of Spark Plug
Check and clean regularly, reset plug gap as required (0,76 mm).
Cleaning of air filter
Refer to the engine manufacturer's handbook supplied.
Cleaning operations and blade change (fig. W1/W2)
Tilt the mower towards rear for cleaning operations and blade change: Detach spark plug cable. Fold upper part of handle forwards (avoid
damage to Bowden cables).
Sharpening and changing blade (fig. W2)
Blade should always be sharpened by an approved Service Centre. Change blade according to drawing.
Gloves should be worn at all times when working on the blade. Remove ignition key and spark plug lead when working on the
blade.
Information for Service Centre, blade retaining screw to be tightened to: screw = 38-42 Nm.
Winter storage
• Drain fuel tank.
• Drain carburettor
- therefore start engine, keep it runninug until it automaticalli switches off.
• Clean the whole machine thoroughly
• Change oil, 4-stroke engine.
• Prepare engine for winter storage as follows:
-Remove spark plug
- Poor one spoon full of engine oil into spark plug hole
- Pull starter rope slowly to distribute oil evenly inside cylinder
- Replace spark plug but do not connect spark plug lead
- Pull starter rope until resistance is felt (valves are now closed)
• Store mower in a cool and dry place.
We recommend: Have your mower thoroughly checked once a year by approved Service Agent.
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