3E
INSTALLING THE SHOULDER STRAP
The backpack strap is provided with multiple
features including shoulder strap, chest strap,
waist belt and lumbar support. (figure 1). The
top the shoulder strap is attached to the top of
the tank and is removable. The hook from the
lumbar support attaches to the base tube on
the bottom of the tank (figure 2).
Hook
Chest
Strap
Lumbar
Support
Waist
Belt
Figure 1
Strap Assembly
Base
Tube
Lumbar
Support
Figure 2
Hook Attachment
Shoulder
Strap
Retaining
Nut
Wand O-ring Shut-off
Valve
WAND ASSEMBLY
1. Make sure the o-ring is installed on the end of the wand. Insert the wand into shut-off valve.
2. Turn and tighten the retaining nut clock-wise onto the shut-off valve.
Figure 1 Figure 2
Line up holes
Figure 3
Slide bolts through holes
Figure 5
Right Hand
Figure 4
Tighten nut to bolt
Threaded Bolt
Nylon Lock Nut
A. Pump Shaft
B. Bolts
C. Pump Handle
D. Nuts
Pump
Handle
Pump
Shaft
Completed Assembly
INSTALLING THE PUMP HANDLE
The pump handle can be mounted on either side of the pump shaft (A). To
install the pump handle place the handle (C) over the shaft (A) aligning the
pump handle holes and shaft holes. Slide the bolts (B) through the aligned
holes as shown in figure 3. Tighten nuts (D) to bolts. There are holes in the
pump handle to allow for either left (fig.2-4) or right (fig.5) hand mounting.
Chapin Backpack Sprayer Operator’s Manual - English