Installation Procedure - Tuthill H Serie Manuel D'installation Et D'utilisation

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Installation Procedure

Step 1: (Optional) Inlet Flange Removal
Loosen (4) 1/4" bolts using 7/16" wrench or socket. Detach inlet bung
from pump, retain bolts, screen, and gasket.
Step 2: Using either included suction pipe or custom pipe, thread
pipe into inlet bung 1.5 to 2.5 turns past hand tight with pipe wrench.
Use appropriate sealant for fuel transfer.
Step 3: Thread inlet bung with attached suction pipe onto tank 1.5 to
2.5 turns past hand tight. Use appropriate sealant for fuel transfer.
Step 4: (Only if Step 1 utilized) Place screen in screen pocket on the inlet
bung, mount gasket, then place pump on tank bung. Align holes and insert
(4) 1/4" bolts and tighten with 7/16" wrench to 40 in.-lbs. minimum.
Step 5: Remove junction box cover via (2) T-25 screws and locate wires.
DC Voltage: 2 wires, Black and Red; AC Voltage: 3 wires, Black, White,
and Green which is attached to internal ground screw. Ensure that gasket
remains in place upon re-attachment of junction box.
Step 6: Feed wires from power source through NPT
box. For DC models, use the black cable connector
conduit directly to NPT opening.
†
Step 7: Nozzle boot is attached to switch plate via (1) 5/16" bolt torqued to
40 in-lbs. The nozzle boot has two available position placements.
Maintain a minimum 1-2" separation from pipe end to bottom of tank.
PUMP
SCREEN
POCKET
INLET
FLANGE
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H-SERIES FUEL TRANSFER PUMPS
opening into junction
†
. For AC models, attach
*
Step 4
GASKET
SCREEN
TANK
BUNG
BOLT
HOLE
Step 2
* Black cable gland only included with DC models
† ½" NPT to cable gland, bronze fitting per ATEX on HE Models
Step 5
GASKET
(2) T-25
SCREWS
JUNCTION BOX CAP
Step 7
POSITION
POST
5/16" BOLT,
40 IN-LBS
INSTALLATION AND OPERATION MANUAL
(2) T-25 EXTERNAL GREEN
BOX GASKET
TORX SCREWS
GROUND SCREW
½" NPT
CONDUIT HOLE, EARTH GROUND
THREADED SYMBOL
JUNCTION BOX CAP
(CAN BE ROTATED 180°)
Step 3
Step 6
JUNCTION
6