A59. outlet hose configurations – Great Plains NH3 Safety User Manual
Page 16
12
NH
3
Safety
Great Plains Manufacturing, Inc.
407-551M
2013-07-15
A59 Outlet Hose:
The hose itself and any crimped or swaged NPT
a
fittings are limited-life components. Check the
remove-after date on the hose. Valves and other
fittings may also be limited life.
Valves are described on page 13. Hoses may be
supplied in any of several valve configurations. See
table at right. Flow turn-on and turn-off sequencing
is different for each hose configuration. See
“Starting NH
3
Tank Flow” in the applicator
Operator manual and “Stopping Application” on
page 29.
Refer to Figure 6
A60 Nurse Tank Hose Body:
Hose data is printed on the full length of the hose.
The key information for operators is that the hose is
designed for “ANHYDROUS AMMONIA” use, and
that the replace-by “REMOVE ... BEFORE” date
has not yet arrived.
Do not rely exclusively on the expiration date.
Inspect the hose for excess wear, damage and
other signs of imminent failure. See hose checklist
on page 23.
a. National Pipe Thread (tapered). Never disconnect anhydrous ammonia NPT fittings in routine use.
A59. Outlet Hose Configurations
A59a. No Valves
A59b. Valve at Outlet End
A59c. Valve at Inlet End
A59d. Valve at Both Ends
Figure 5
Nurse Tank Hose Configurations
31567
A61b
A61a
A63
Figure 6
Hose Data Stripe
31535