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PAGE 2
SB-6-146-D
4. Remove the filter element by loosening the baffle counter-
clockwise. Clean or replace the filter element. The element
can be cleaned by blowing off with a duster gun (clean from
inside out). Frequency of element cleaning/replacement will
depend upon air quality, air usage, and condition of the air
piping. It is recommended to check and clean/replace
the element every 3-6 months.
5. Inspect o-ring (2) for damage. Replace if necessary.
6. Inspect plastic bowl for signs of damage such as cracks,
crazing or deterioration. Replace if necessary. See "Caution"
at beginning of "Maintenance" section, page 1.
Do not wash plastic bowl with the automatic drain in-
stalled. Water can get into the float mechanism, causing
the drain to malfunction. Remove the automatic drain
before cleaning the plastic bowl with soap and water (no
solvents).
FIGURE 1 MODEL HFRL-508 FILTER/REGULATOR (60 CFM)
3
2
1
FIGURE 2 MODEL HAF-502 FILTER (100 CFM)
1
2
4
3
Note
4
5
6
7
10
(Optional)
9
Do not place unit in service without metal bowl
guard installed.
7. Before placing unit back into service, make sure plastic
bowl and metal bowl guard are properly installed and se-
curely locked in place.
8. Confirm automatic drain operates properly after unit is in
operation. Replace if necessary.
PARTS LIST – Model HFRL-508
Ref Replacement
No. Part No.
1
HAF-502
2
HAF-21
3
GA-288
4
GA-333
5
HAR-507
6
—
7
VA-542
PARTS LIST - Model HAF-502
Ref Replacement
No. Part No.
1
—
2
—
3
HAF-26
4
HAF-6
5
5
HAF-18
6
HAF-8
7
HAF-19
8
HAF-409
9
HAF-27
10
HAF-11
6
7
8
Description
Air Filter, 100 CFM, See Fig.2
Cross Manifold
Air Gauge, 0-160 psi (main line)
Air Gauge, 0-100 psi (regulated)
Air Regulator (See Fig. 3)
1/4" Street Elbow, 90°
Ball Valve
Description
Cover
O-Ring
Baffle Kit
Filter and O-Ring Kit
Automatic Drain (Std.)
Plastic Bowl
Metal Bowl Guard
Clamp Ring
1/2 x 3/8 Vinyl Tubing, 6 ft.
Manual Drain (Optional,
shipped loose)
Ind.
Parts
Req.
1
1
1
1
1
1
2
Ind.
Parts
Req.
1
1
1
1
1
1
1
1
1
1
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