Wacker Neuson 38Z3, Руководство по обслуживанию

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SERV-HB 38Z3 EN – Edition 2.1 * 38z3s312.fm SERV-HB 38Z3 EN – Edition 2.1 * 38z3s312.fm
Only check or retighten/replace the V-belt when the engine is switched off – Only check or retighten/replace the V-belt when the engine is switched off –
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Switch off the engine before carrying out inspection work in the engine Switch off the engine before carrying out inspection work in the engine
compartment! compartment!
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Disconnect the battery or the battery master switch Disconnect the battery or the battery master switch
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Let the engine cool down Let the engine cool down
Cracked and stretched V-belts cause engine damage Cracked and stretched V-belts cause engine damage
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Have the V-belt replaced by an authorised workshop Have the V-belt replaced by an authorised workshop
Check the V-belt once a day or every 10 service hours, and retighten if necessary! Check the V-belt once a day or every 10 service hours, and retighten if necessary!
Retighten new V-belts after about 15 minutes of running time. Retighten new V-belts after about 15 minutes of running time.
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Check as follows: Check as follows:
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Switch off the engine Switch off the engine
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Fold the control lever base up Fold the control lever base up
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Remove the key and carry it with you Remove the key and carry it with you
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Disconnect the battery or the battery master switch Disconnect the battery or the battery master switch
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Let the engine cool down Let the engine cool down
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Open the engine cover Open the engine cover
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Carefully check V-belt Carefully check V-belt
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Replace the V-belt if it touches the base of the V-belt groove or the discs of the pulley Replace the V-belt if it touches the base of the V-belt groove or the discs of the pulley
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If the V-belt is damaged: If the V-belt is damaged:
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Have the V-belt replaced by authorised staff Have the V-belt replaced by authorised staff
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Press with your thumb to check the deflection of the V-belt between the crankshaft Press with your thumb to check the deflection of the V-belt between the crankshaft
disc and the fan wheel disc and the fan wheel
of 6 to 8 mm (0.2" - 0.3"), a used V-belt (after about 5 minutes running time) should of 6 to 8 mm (0.2" - 0.3"), a used V-belt (after about 5 minutes running time) should
have a deflection of 7 to 9 mm (0.3" - 0.35"). have a deflection of 7 to 9 mm (0.3" - 0.35").
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Retighten the V-belt if necessary. Retighten the V-belt if necessary.
Fig. Fig. 24: 24: Chec Chec king king V- V- belt belt tens tens ion ion
3-23 3-23
Maintenance Maintenance
b e b e l t l t
Danger Danger
Da Da nger of p nger of p ersona ersona l i l i njury njury
Caution Caution
Checking V-belt tension Checking V-belt tension
1 for damage, cracks or cuts 1 for damage, cracks or cuts
position C position C
C. A new V-belt should have a deflection C. A new V-belt should have a deflection