Limit switch cover
Dome light base
Dome light lens
Coolant pump lead
Figure 3-9 - Continued.
Tires And Tubes
Inspect tires for wear, cuts which damage the cords of the
carcass fabric, and inflation pressure, which should be 75 pounds per
square inch (5.2725 kg per sq cm).
Check that pintle assembly (7, fig. 3-12) unlatches readily and latches
easily and securely. Clean as necessary to free up sticky mechanism.
W ash or steam clean landing gear for inspection. Check for
loose screws and nuts, damaged threads, corrosion, physical damage,
leaking lubricant from gear box (7, fig. 3-13). Refer maintenance beyond
Operate conversion and storage gage line heater switches (6
and 7, fig. 3-5). If operating lights (5) do not light, replace bulbs as
follows: To replace a burned out lamp, unscrew the lens from the front of
the light, replace the lamp and screw the lens back in place.
Data Plates and Instruction Holders
Inspect data, plates for security of mounting and legibility of
data. Inspect instruction holders for condition and that current copies of
applicable instructions are installed.
Motor Starter and Protective Devices
Inspect exterior of starter (fig. 3-14) and reversing switch for general
condition, loose attaching parts and condition of external wiring.
Gages, Lines, and Fittings
Inspect instruments and gages for proper indication as
described, security of mounting and freedom from leakage (if applicable).
1. Landing jack brace,
Inspect gages and associated lines for physical damage.
Landing jack brace
Inspect heater fluid lines (fig. 3-15) and their fittings for leaks.
3. Packing boxes
Check sight glass indications for quantity of heater fluid in tank. Operate
Figure 3-10. Electrolyte and batteries stored for shipment
Electrolyte must cover the plates by at least /4 inch (.635 cm).
Do not overfill the batteries or splash electrolyte as it is
an acid and can cause personal injury.
Replace the twelve cell caps and wash off any
acid that may have spilled.
Power Transfer Equipment
Check that transfer pump drive belt can be deflected no more
than 1 in. (2.54 cm) at midpoint by thumb pressure; all other belts, no
more than 1/2 in (3.81 cm). Lubricate in accordance with LO 5-3655-