TM 5-3895-370-14&P
2-24. HAND SPRAY OPERATION (CONT).
(15)
Move pump transmission control lever
(16) to neutral and reduce pump rate to 0
GPM.
(16)
Begin hand spray suckback procedures as
follows (Suckback Hand spray, Figure 2-2,
Sheet 3):
(a)
Place valve #1 (1) in the pump
position.
(b)
Increase engine RPM to 2100.
(c)
Slowly move pump transmission
control lever (16) to reverse (REV)
and pump rate to 150 GPM.
(d)
Open primary and secondary valves
(13 and 14) then elevate hand spray
wand (9) and hose (11) and shake
to assist material to return to tank.
(e)
Reduce pump rate to 0 GPM and
engine RPM to 1200.
(f)
Close valve #6 (6).
NOTE
Place a suitable container beneath
hose fittings before disconnecting to
collect
all
bituminous
material.
Contact your local environmental
office or support installation for
proper disposal.
(g)
Place suitable container under valve
#6 (6), disconnect hose assembly
(11) and allow hose to drain.
(h)
Install dust cap (15) on valve #6 (6).
(17)
Close primary and secondary valves (13
and 14) on wand (9), as shown.
(18)
Disconnect hose assembly (11) from hand
spray wand (9).
2-62
