MULTIQUIP LS450 - Maintenance Tasks; General Inspection; Air Cleaner (250 Hours)

MAYCO LS450 CONCRETE PUMP • OPERATION MANUAL — REV. #2 (02/23/21) — PAGE 41
GENERAL INSPECTION
Prior to each use, the pump should be cleaned and
inspected for deficiencies. Check for loose, missing or
damaged nuts, bolts or other fasteners. Also check for
fuel, oil, and coolant leaks. Use Table 5 as a general
maintenance guideline. For detailed engine maintenance
refer to the Hatz engine owner’s manual.
CAUTION
Certain maintenance operations or machine
adjustments require specialized knowledge and skill.
Attempting to perform maintenance operations or
adjustments without the proper knowledge, skills or
training could result in equipment damage or injury to
personnel. If in doubt, consult your dealer.
WARNING
Accidental starts can cause severe injury
or DEATH.
ALWAYS place the ON/OFF switch in
the OFF position.
Disconnect and ground spark plug leads
and disconnect the negative battery
cable from the battery before servicing.
WARNING
Some maintenance operations may
require the engine to be running.
Ensure that the maintenance area
is well ventilated. Exhaust contains
poisonous carbon monoxide gas that
can cause unconsciousness and may
result in DEATH.
CAUTION
ALWAYS allow the engine to cool
before servicing. NEVER attempt any
maintenance work on a hot engine.
Air Cleaner (250 Hours)
The Hatz diesel engine is equipped with a replaceable,
high-density paper air cleaner element (Figure 42).This air
cleaner may have an inner element (option) that is used as
a backup filter should the main element become damaged.
Check the air cleaner daily or before starting the engine.
Figure 42. Air Cleaner
1. Release the latches located on either side of the air
cleaner dust pan and remove the dust pan.
2. Remove the air cleaner element.
3. Check for and correct heavy buildup of dirt and debris
along with loose or damaged components.
NOTICE
Operating the engine with loose or damaged air cleaner
components could allow unfiltered air into the engine
causing premature wear and failure.
AIR CLEANER
CASE
LATCH
DUST PA
N
ARROW
MARK
(DUST PAN)
MAIN PAPER
AIR CLEANER
ELEMENT
INNER
ELEMENT
(OPTION)
EVACUATOR
VALVE
ARROW
MARK
(CASE)
MAINTENANCE