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MDX DEBRIS REMOVAL SYSTEM INSTALLATION

2

WITH CANISTER

WITHOUT CANISTER

Vacuum Breaker Method 1: (Recommended for best debris removal performance.)

SDX

2nd SUCTION OUTLET

MDX

2 1/2”

2 1/2”

2”

2”

DEBRIS CANISTER

VACUUM BREAKER

(VENT TO AIR)

WATERLINE

5 FT. MIN.

5 1/2 FT. MAX.

SDX

2nd SUCTION OUTLET

MDX

2 1/2”

2”

DEBRIS CANISTER

SDX

VACUUM BREAKER

2”

2 1/2”

SDX

2nd SUCTION OUTLET

MDX

2 1/2”

2 1/2”

2”

VACUUM BREAKER

(VENT TO AIR)

5 FT. MIN.

5 1/2 FT. MAX.

WATERLINE

SDX

2nd SUCTION OUTLET

MDX

2 1/2”

SDX

VACUUM BREAKER

2”

2 1/2”

Vacuum Breaker Method 2:

SUMP INSTALLATION TO SHELL

1.

Apply  sealing  compound  to  top  surface  of  MDX
sump flange.

2.

From  outside  of  pool  shell,  align  sump  with  screw
holes in mounting ring and sweep ninety pointing to
back wall of pool shell.

3.

Install (6) 12" x 1" flat head screws every other hole,
starting one off of hole aligned with tab. 

(Fig. 1)

4.

From inside of pool shell, align seal ring with tab in
sump and press into place.

5.

Secure seal ring and sump together with six (6) 12"
x 1 1/2" flathead screws.

6.

Secure 2nd Suction Outlet fitting through sidewall in
desired locations.

7.

Make  plumbing  connection  between  2nd  Suction
Outlet  and  2½"  outlet  on  bottom  of  MDX  Sump.
Pipe must be equal to circulation line.

FIBERGLASS SHELL

Fig. 1

Tab

Summary of Contents for MDX

Page 1: ...7 8760 00 2 07 MDX DEBRIS REMOVAL SYSTEM MANUAL FIBERGLASS LOW FLANGE POOLS UNITED STATES Notice to Installers Read and follow these instructions Give these instructions to the facility owner Follow a...

Page 2: ...ng cause of Body Suction Entrapment Hazards Note your certified builder has many effective options for addressing this hazard they may include dual drain systems like MDX skimmers gutters negative edg...

Page 3: ...single point suction hazard are available through NSPI s Standard for Residential Swimming Pools Any of these options may be used as long as it is NOT possible for a swimmer to be exposed to single po...

Page 4: ...er Method 2 SUMP INSTALLATION TO SHELL 1 Apply sealing compound to top surface of MDX sump flange 2 From outside of pool shell align sump with screw holes in mounting ring and sweep ninety pointing to...

Page 5: ...ver Assembly Fig 3 1 Prior to installing the Support apply adhesive to the non ribbed side of the two notched gaskets 2 Align the gaskets with the alignment tabs and screw holes then press the gaskets...

Page 6: ...s to break N NO OT TE E If have a sump withiut the o ring groove around the socket proceed with one of the alternate methods below to make the seal Old Style Test Plug 1 Use four wraps of Teflon tape...

Page 7: ...clean and dry off and store in same area as modules 2 Install and secure regular winterization plug in equalizer line of canister to pool at poolside 3 Install and secure Schrader plug or blow out pl...

Page 8: ...N A REQUIRED CONNECTION TO A 2nd Suction Outlet 2 1 2 pipe 13 006 202 6180 00 Sump Adaptor Kit Required to Reduce Pipe Size 14 005 252 1611 00 Plug Pressure Test w O Ring 2 1 2 4 pk 004 252 5476 00 Pl...

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