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H0238800D

Installation and 
Operation Manual

Jandy

®

 

Diatomaceous Earth 
Pool Fil ters

DEL Series Fil ters

 WARNING

FOR YOUR SAFETY - This product must be installed and serviced by a pro fes sion al pool/

spa service technician. The procedures in this manual must be followed ex act ly. Im prop er 

in stal la tion and/or op er a tion can create dangerous high pres sure which can cause the 

fi

 lter 

lid to be blown off, possibly causing death, serious injury or prop er ty damage. Improper 

in stal la tion and/or operation will void the war ran ty.
Before installing this product, read and follow all warning notices and instructions that 

accompany this 

fi

 lter. Failure to follow warning notices and instructions may result in 

property damage, serious injury, or death.

Installation and Operation Data

Summary of Contents for DEL Series

Page 1: ... installation and or operation can create dangerous high pressure which can cause the filter lid to be blown off possibly causing death serious injury or property damage Improper installation and or operation will void the warranty Before installing this product read and follow all warning notices and instructions that accompany this filter Failure to follow warning notices and instructions may re...

Page 2: ......

Page 3: ...amp Installation DEL Series 8 Section 4 Start Up and Operation 9 4 1 Preparing Diatomaceous Earth 9 4 2 Coating the Filter Grids 9 4 3 New Pool and Seasonal Start up 10 4 4 Valve Operation 10 Section 5 Filter Disassembly and Assembly 10 5 1 Filter Tank Disassemby Assembly 10 5 2 Filter Grid Disassembly Assembly 11 Section 6 Maintenance 11 6 1 General Maintenance 11 6 2 Backwashing 12 6 3 Pressure ...

Page 4: ...iately 5 Be sure that the filter is properly mounted and positioned according to these installation instructions 6 Do not pressure test above 50 PSI Pressure testing must be done by a trained pool professional SAVE THESE INSTRUCTIONS ATTENTION INSTALLER This manual contains important information about the installation operation and safe use of this product This information should be given to the o...

Page 5: ...or best overall performance place the system as close to the pool as possible 2 The filter should be located on a level concrete slab so that the orientation of the valve outlets and the pressure gauge are convenient and accessible for the installation and operation of the unit 3 Protect the filter from the weather 4 If fitting a chlorinator and or any other device into the filtration plumbing cir...

Page 6: ...ilter is to be installed below the water level of the pool isolation valves should be installed on both the suction and return lines to prevent back flow of pool water during any routine servicing that may be required 3 2 Filter Preparation 1 Check carton for damage due to rough handling in shipment If carton or any filter components are damaged notify carrier immediately 2 Carefully remove the ac...

Page 7: ... the water flow 7 Make all plumbing connections in accordance with local plumbing and building codes Filter connections are provided with an o ring seal To avoid damage to the o rings use only a silicone base lubricant on the o rings Do not use pipe joint compound glue or solvent on inlet outlet union coupling nuts 8 Keep piping tight and free of leaks Pump suction line leaks may cause air to be e...

Page 8: ...er lid over the lower half sandwiching the o ring between the two halves 2 Holding the ends of the filter clamp apart position the hinged segment of the filter clamp over both upper and lower tank flanges Bring the ends of the filter clamp together 3 Place the T nut and threaded rod assembly into the clamp Be sure the T nut is seated in the clamp in the proper orientation See Fig 6 4 Use a 9 16 so...

Page 9: ...orten filtering cycles 4 1 Preparing Diatomaceous Earth Your filter requires diatomaceous earth DE for proper filtration and operation The filter grids must be precoated with DE in order to protect their surfaces and provide the most efficient filtering action Refer to Table 3 for the proper quantity of DE to use with your filter 1 Using a one 1 pound coffee can fill the can with diatomaceous eart...

Page 10: ...o backwash the filter see Section 6 2 4 4 Valve Operation 1 The flow of water through a DE filter is controlled by an optional backwash valve or multiport valve MPV 2 The handle on top of the backwash valve or MPV can be moved to different positions The function of each position is described below see Fig 7 NOTE Depending on the model of backwash valve or MPV installed with your filter it may have...

Page 11: ...nd that the retaining rod extends up through the hole in the center of the manifold 9 Place the tie rod knob on the tie rod and tighten Tighten until the filter grid assembly is snug Do not overtighten 10 Reassemble the tank o ring and tank lid 11 Reinstall the tank clamp ring See Section 3 4 for clamp installation Figure 8 Filter Grid Arrangement J A N D Y P N S 0 1 0 9 5 0 0 OUTLET PIPE WITH O R...

Page 12: ...spect the o ring for cracks or tears replace if necessary 3 Remove the filter grid assembly from the filter Follow instructions in Section 5 1 4 Using a garden hose thoroughly flush all contaminates from the filter grid surfaces 5 See Section 5 2 for reassembly of the filter tank and filter grids 6 5 Cleaning Filter Grids with Muriatic Acid 1 Check with your local pool store or service company to ...

Page 13: ...mp impeller vanes blocked Pump operating under speed low voltage Check and clean skimmer and pump baskets Check all connections between pool intake and pump Check all lines for debris or partially closed valves Clean or replace filter grids per instructions Fill pool so level is above pump inlet line Fill pump with water at basket and replace lid Technician required Technician or electrician requi...

Page 14: ...O rings DEL60 R0358100 Outlet Tube Elbow Assembly w O rings DEL48 R0555100 16 Bulkhead Assembly w O ring R0358200 17 Coupling Nuts w Flange and O ring set of 2 R0327300 18 Inlet Elbow w O ring R0358400 19 Tank Bottom w Drain Plug R0358600 20 Drain Plug w O ring R0358800 21 Large Tank Drain Adapter w O ring R0395500 22 DE Grid Support R0359500 23 DE Grid Full Size DEL60 7 required R0359100 DE Grid ...

Page 15: ...Page 15 Diatomaceous Earth Pool Filters DEL Series Filter Section 10 Head Loss Curves 10 1 Jandy DEL Filter Design Head Loss Curves ...

Page 16: ...w rates outside the published minimum and maximum specifications 7 Use of non factory authorized parts or accessories in conjunction with the product s 8 Chemical contamination of combustion air or improper use of sanitizing chemicals such as introducing sanitizing chemicals upstream of the heater and cleaner hose or through the skimmer 9 Overheating incorrect wire runs improper electrical supply ...

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