TM10-3930-660-34 16-3.  TANDEM GEAR PUMP - REPAIR This task covers: a. Removal c. Inspection e. Pre-Load Check of Bearing b. Disassembly d. Reassembly f. Installation INITIAL SETUP: Tools Shop Equipment, Automotive Maintenance and Repair, Common #1 Less Power Fabricated Tools for Repair: Fabricated Tool - Seal Removal Tool (App.  C, Fig.  C-l) Fabricated Tool - Drive Gear Installation Tool (App.  C, Fig.  C-2) Equipment Condition Tandem gear pump removed, TM10-3930-660-20. Materials/Parts Grease (App.  B, Item 11) Hydraulic Oil (App.  B, Item 35) Lint-Free Rag (App.  B, Item 38) Loctite 9242 (App.  B, Item 41) Permatex Form-A-Gasket No.  3 Sealant (App.  B, Item 47) Seals (9, 13, 16, 22, 27, 29, 31) DISASSEMBLY CAUTION Prying   notches   are   provided   between   the   pump sections. If prying off sections becomes necessary,    take    extreme    care    not    to    mar    or damage machined surfaces.  Excessive force while prying   can   result   in   misalignment   and   damaged parts. 1. PLACE    PUMP    IN    A    VISE    WITH    DRIVE    SHAFT POINTING   DOWN.      MARK   ALL   SECTIONS   TO   BE USED FOR ALIGNMENT AT ASSEMBLY. 2. REMOVE THE COVER (1). a. Remove  four  nuts  (2)  and  washers  (3)  from  studs (4). 16-10