E-SERIES PORTS
PLUMBING INSTRUCTIONS
1" N.P.T. (E/EH)
CYLINDER
1-1/4" N.P.T. (EH)
1" N.P.T. (E)
RETURN
MOUNTING INSTRUCTIONS – REMOTE MOUNT
B1235
MOUNTING INSTRUCTIONS – DIRECT MOUNT
EXAMPLES OF BRACKET CONSTRUCTION
E/EH SERIES DUMP PUMPS
INSTALLATION INSTRUCTIONS
Product designed for dump body applications only.
DANGER: Never work on a raised dump bed without proper body props and supports.
1-1/2" N.P.T. (EH)
1-1/4" N.P.T. (E)
(INLET)
MODELS:
E – 23, 27
EH – 23, 27
Twin shafted remote mount
pumps require optional
mounting bracket No.
B1235.
Remove nuts and spacers.
Slide bracket over bolts,
replace washers and tighten
nuts. This procedure does
not open the pump.
Part No. B1235A
STUDS
INLET
Do not use Teflon Tape as a thread sealant. The use of Teflon Tape
will void all warranties expressed or implied for this product.
Always use suction hose (SAE-100R4) on pump inlet.
Three line hook-up requires conversion sleeve No. AA-1257
(AA-1257-2 for the EH) in inlet port. Always route third line so it is
below the oil level at all times.
Two line hook-up has return port plugged and NO sleeve.
Port sizes are different between the E and EH. See drawing at left.
SPECIAL NOTE: For long term product life and improved pump per-
formance always use a three line hook-up. The two line system will
reduce product life. A two line system operated for extended running
times will result in excessive heat build up and subsequent damage.
CAUTION: The relief valve is pre-set at 2000 PSI ± 5%
Adjustable to (but do not exceed) 2500 PSI
WARNING: The rotating shaft between PTO and pump
should be shielded with appropriate guard.
Driveline angles should not exceed 12°.
Maximum speed for solid shafting is
1000 RPM. Consult driveline manufac-
turer for specifications. Pump and PTO
shafts must be parallel within 1.5°.
CONVERSION SLEEVE INSTALLATION
To convert to 3-line operation
install sleeve in inlet port. Remove
pipe plug from tank return port.
E: Part No. AA1257, EH: Part No. AA1257-2
Direct mount pumps are provided with extended studs and extra nuts
for support of pump. A bracket attached to two or more transmission
bolts is required. The bracket design should assure that there is no
stress or force exerted on the pump or PTO shaft. If vertical supports
are greater than 20° off of perpendicular with the transmission main
shaft then a reinforced "Z" bracket must be used. Reinforce horizon-
tal members to prohibit flexing at bend or weld.
Attach the bracket at the pump bolt closest to the center of gravity
of the pump. Consult Muncie PTO Owner's Manual for special rec-
ommendations.
Always apply anti-seize grease to shaft splines before installing into
PTO if not done by the manufacturer. Reapply annually or sooner for
severe use. PTOs with greasable shaft splines are available. Contact
Muncie Power Products for additional information.
TOP VIEW
Transmission
PTO
TO CYL.
TO TANK
PUMP
INLET
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