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3

FIBERGLASS INSTALLATION

1.

Select  the  installation  location  for  the  SDX  drain.
(Additional SDX drain may be used.)

2.

For Fiberglass Wall:

Cut one 4½" hole using a 4

½" hole saw.

3.

Install the SDX Bulkhead Fitting with the “UP” arrow
located at the top.

For Fiberglass Shells: (Fig. 2)

a.

Place  the  solid  Gasket  with  the  smooth  side
against  the  Bulkhead  Fitting  flange.    (Silicone
adhesive  may  be  substituted  for  the  Gasket  if
preferred.)

b.

Mount the SDX Bulkhead Fitting in the hole with
the UP arrow at the top of each fitting.

c.

Secure with the SDX Nut.

5.

Connect the suction piping.

Fiberglass Cover 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  onto  the  Bulkhead
Fitting and the Bulkhead Support.

3.

Align  the  SDX  Vinyl/Fiberglass  Support  with  the
alignment  tab  located  at  the  top  of  the  SDX
Bulkhead Fitting. 

(Fig. 4)

4.

Install  five(5)  self-tapping  screws 

(Fig.  5) 

through

the 

SDX 

Bulkhead 

Support 

with 

 

the

T25  Security  Screw  Driver 

(Fig.  6)

.    Secure  the

screws without over tightening.

5.

Align the SDX Cover with the SDX Support holes.

6.

Install  three(3)  security  screws  through  the  SDX
cover. Secure the screws without over tightening.

Fig. 2

UP Arrow

Solid Gasket

Fiberglass Shell

Fiberglass 
Shell

Solid Gasket

Fig. 3

Fig. 4

Fig. 5

Fig. 6

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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