Filter Disassembly/Assembly - STA-RITE PTM50 Owner's Manual

Clamp
Lower
Tank
Body
Base
FIGURE 6A – PTM135
Clamp
Filter
Tank
Base
FIGURE 6B – PTM50, PTM70 &
PTM100
NOTE: DO NOT pull clamp off outward from
filter. It will bend and damage the clamp. See
Figure 7.
Do not pull
clamp outward
from filter
802 0394
FIGURE 7A
FILTER DISASSEMBLY
Tank
Head
Hazardous pressure.
Set
Clamp
Regularly inspect clamp assemblies for cracked, corroded, or broken
On Base
welds and worn or stripped threads. If any wear or damage shows, re-
place the complete clamp.
Tension stresses and aggressive pool chemicals can aggravate mechani-
cal wear. Tank clamp assemblies and nuts or plastic knobs should be re-
placed every five years.
149 0993
Do not use a filter that shows cracks, corrosion, or distortion.
If you are unsure of the condition of your filter, consult your pool professional or
call: Sta-Rite Customer Service 1-800-752-0183
Tank Head
Filter Disassembly:
Lift clamp over
and off
1. STOP PUMP.
of filter
2. CLOSE suction and return line valves (if used).
3. OPEN air release valve on top of filter.
OR
4. WAIT until all pressure is released from filter tank and system before
loosening either clamp.
5. Remove drain plug or open drain valve at `Tank Drain Port' and drain filter.
Set clamp
on base.
has been released from filter tank before proceeding.
6. Remove clamp fastener from clamp indicated in Figures 6A and 6B.
7. Loosen indicated clamp (see Figure 6); remove clamp by lifting it straight
up over tank or dropping it onto filter base. (see Figures 6A, 6B, 7A, and
7B, Pages 8 and 9).
NOTICE: Do not pull clamp sideways to remove; to do so will bend and
damage clamp.
8. Remove tank head from tank body. Be careful not to damage "O" Ring.
Place tank head in clean area.
NOTICE: If heavy dirt deposits have collected around bottom of filter ele-
ment and base, wash out base before removing element.
9. Remove the O-Ring from the filter. Clean the O-Ring and inspect it. If you
see cuts, cracking, deformation, or wear, replace it.
FILTER
10. Rock filter element to one side (see Figure 8) to free seal.
CLAMP
11. Lift element out of tank body (See Figure 9). Do not drop filter element.
Place element in clean area where it can be hosed down.
12. Remove air bleed filter from tube and clean it.
Releasing either clamp with pressure on system will
cause tank or tank head to blow off of base, causing
severe injury or major property damage. NEVER ad-
just, tighten or loosen either "V" band clamp when
tank is under pressure. If filter leaks at the clamp, do
not adjust the clamp. Instead, follow instructions
under "Filter Disassembly", below and "Filter
Assembly", Page 9.
To prevent severe or fatal injury, make sure that all pressure
8