TM 11-5895-463-15
4-4. Organizational Preventive Maintenance
Checks and Services Chart
A Annually
Q Quarterly
Item to be
Procedures
Inspected
a. Clean grounding rod and ground terminal
Ground System
connections.
b. Replace ground rod if ground lead cannot
be securely tightened. Replace ground
lead if it is cut, corroded, or broken.
Clean air filter.
Air Filter
Check batteries and replace if necessary.
TA-312/PT
Lubricate with PL Special or OE 10 and clean
motor and fan housing.
Perform organizational checks as described
Manual Telephone
in TM 11-5805-262-12.
Switchboard
SB-22A/PT
Perform organizational checks as described
Telephone Set
in TM 11-5805-201-12.
TA-312/PT
Perform organizational checks as described
Intercommunication
in TM 11-5830-221-12.
Station LS-147C/FI
Perform organizational checks as described
Radio Set AN/VRC- 47
in TM 11-5820-401-12.
Perform organizational checks as described
Radio Receiving
Set R-392/URR
in TM 11-5820-334-20.
I
Fire Extinguisher
Inspect the tag on fire extinguisher to insure
that inspection is current. Call assigned fire
inspector if extinguisher seal is missing or tag
is not up to date.
Replace if handle is broken, split, or not
Sledge Hammer and Ax
tight in head. Sharpen ax as required.
First Aid Kit
Replace if case is broken or damaged.
Replace parts that have been used. (See
parts list sheet inaide firat aid kit).
Change 4