Electrical wiring

TM 38-260

NOTE

CUTTING OF LIQUID LINES BY ANY METHOD IS PROHITED.

1. Electrical wiring. All control wiring shall be disconnected at its respective terminal block or junction box. To

aid in reassembly, disconnected control wiring shall be tagged or otherwise identified to show terminal block junction box

connection points. Specific attention is called to lead connections in conduit boxes of motors. Under no circumstances

will the lead connections and/or other control wiring be cut behind the connection terminals.

m. Fingerprint removal. Immediately after cleaning and prior to reassembly, precision or close tolerance

surfaces shall be cleaned in accordance with MIL-P- 116, method C-8, as specified in chapter 2. Use clean gloves to

handle parts.

NOTE

IMMEDIATELY AFTER CLEANING PARTS WITH

CLEANING PROCESS C-8, APPLY A THIN CAOT OF

PRESERVAITVE OIL P-9, AS SPECIFIED IN TABLE 2-1

OF THIS TECHNICAL MANUAL

n. Air cylinders. Leave air cylinders installed if possible. Clean and dry internal surfaces of the cylinders and

their operating system. Fog the interior of the cylinders completely with preservative oil P-10, grade 30, of table 2-1.

Remove and replace any organic packing.

o. High-speed spindle housing. High-speed spindle housings shall be cleaned as required and filled to

operating level with preservation oil P-9 of table 2-1, prior to reassembly.

p. Gear Housings. Gear housings and their assemblies should have been thoroughly cleaned and preserved

prior to this time.

(1) If additional cleaning is required and disassembly is mandatory, they should be accomplished only by

qualified machine tool repairperson.

(2) If disassembly is necessary, all parts and surfaces shall be cleaned in accordance with MIL-P-116

process C-5 and immediately preserve with preservative oil P- 10, grade 30, of table 2-1, prior to reassembly.

(3)

If cleaning and preservation of external surfaces are required, process according to g above.

Hydraulic systems. Hydraulic systems shall be processed as follows:

(1) Open-type and small closed type. Piston rod packing shall not be removed unless it is necessary for

replacement purposes. If the hydraulic assemblies or other internal mechanisms fail to function properly, they should be

disassembled to the extent necessary to ensure proper cleaning and adjustment. The reservoir for open type hydraulic

systems should be painted, or

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