HydraMaster RX-20 700-041-006, Owner'S Manual, Page: 24 / 52

Machine Maintenance: 6-2
RX-20
Check the spray on the jets for even flow. An uneven spray will cause improper flow
7.
of the cleaning solution (see figure 6-2).
do NOT spray the high pressure solution in your face or eyes. bodily injury can
result.
loosen the cleaning head (star assembly). It unscrews in the same direction it 8.
turns during operation (or clockwise when looking at it from the underside) - see
figure 6-3.
After you have loosened the head assembly,
9.
spin it off with your hands. If the cleaning
head is difficult to remove, you may use a
3/4” socket wrench on the exposed center
nut. To prevent the gear box from turning,
insert a 5/8” wrench just below the rotary
union (see figure 6-4).
Wash the cleaning heads and shroud
10.
assembly with a garden hose, being careful
not to wet the electric motor assembly.
Clean any lint built up on the cleaning heads
11.
and vacuum hoses (lint buildup will restrict
proper airflow and prolong drying time).
Figure 6-2.
Check Jet Spray
for Even flow
Figure 6-3. Loosen Cleaning
Head Assembly
Rotary
Union
Figure 6-4.
Location of Rotary
Union