Section 1. GENERAL
This volume contains the maintenance requirements and procedures for direct support and general
support (DS/GS) maintenance for the M36/M36E1 Periscopes. See Volume I for troubleshooting
a. Chapter 2, General Maintenance Information, lists maintenance items and references general
procedures that are necessary to do the maintenance in this manual.
b. Chapter 3, Inspection Upon Receipt, gives the kind of defects to look for when the unit is
returned to DS/GS. A complete inspection should be made and faults listed on DA Form 2404 before
any repairs are made.
c. Chapter 4 thru 7, Maintenance Procedures, give step-by-step procedures to repair faults found
during inspection or troubleshooting.
d. Chapter 8, Final Inspection, gives procedures to be done after repair to make sure that the
periscope works and is ready for packaging and installation.
e. Chapter 9, Packaging, gives procedures for packaging the periscope for storage or shipment.
f. Appendix A, Expendable Supplies and Materials, lists the supplies and materials needed to repair
g. Appendix B, Maintenance Task Index, helps you find the necessary maintenance tasks for the
h. Appendix C, Fabricated Tool, gives the design of special tools needed to repair the periscope.