Jandy LD Installation And Operation Manual Download Page 22

Page 20

WATERPIK TECHNOLOGIES INC.

3E. Water Chemistry

For notes on water chemistry please consult

sections 2G-4, 2G-4a and Table 7 on page 13 of this

manual.

3F. Spa/Hot Tub Safety Rules

WARNING

The following “Safety Rules for Hot Tubs,”

recommended by the U.S. Consumer Product

Safety Commission, should be observed when

using the spa.

1.

Spa or hot tube water temperature should never

exceed 104°F (40°C). One hundred degrees

Fahrenheit (100°F [38°C]) is considered safe for

a healthy adult. Special caution is recommended

for young children.

2.

The drinking of alcoholic beverages before or

during spa or hot tub use can cause drowsiness

which could lead to unconsciousness, and subse-

quently result in drowning.

3.

Pregnant women take note! 

Soaking in water

above 102°F (38.5°C) can cause fetal damage

during the first three months of pregnancy (which

could result in the birth of a brain-damaged or

deformed child). If pregnant women are going to

use a spa or hot tub, they should make sure the

water temperature is below 100°F (38°C) maxi-

mum.

4.

The water temperature should always be checked

with an accurate thermometer before entering a

spa or hot tub. Temperature controls may vary by

as much as 4F° (2C°).

5.

Persons with a medical history of heart disease,

diabetes, circulatory or blood pressure problems

should consult their physician before using a hot

tub or spa.

6.

Persons taking any medication which induces

drowsiness (e.g., tranquilizers, antihistamines, or

anticoagulants) should not use spas or hot tubs.

7.

Prolonged immersion in hot water can induce

hyperthermia.

Hyperthermia occurs when the internal body

temperature reaches a level several degrees above the

normal body temperature of 98.6°F (37°C). Symptoms

include dizziness, fainting, drowsiness, lethargy, and

an increase in the internal body temperature. The

effects of hyperthermia include:

•

Lack of awareness of impending hazard

•

Failure to perceive heat

•

Failure to recognize need to leave spa

•

Physical inability to leave spa

•

Fetal damage in pregnant women

•

Unconsciousness resulting in a danger of  drown-

ing

3G. Swimming Pool Energy Saving Tips

Waterpik Laars offers the following recommen-

dations to help conserve fuel and minimize the cost of

operating your pool heater without sacrificing com-

fort.
1.

The American Red Cross recommends a maxi-

mum water temperature of 78°F (25°C). Use an

accurate pool thermometer. A difference of 4F°

(3C°) , between 78°F and 82°F (25°c and 28°C),

will use as much as 40% more gas.

2.

Carefully monitor the water temperature of your

pool in the summertime. You can reduce heater

usage due to warmer air temperatures.

3.

Find the proper setting on the pool heater tem-

perature control and use the TEMP-LOK to

discourage further adjustments.

4.

Set the filter time clock to start the pump no

earlier than 6:00 AM during the pool heating

season. This is the time when nightly heat loss

balances.

5.

If the pool is only going to be used on weekends,

reduce the heater temperature control setting by 8

or 10 degrees during the week. Reset it to the

78°F (25°C) level a day or so before you plan to

use the pool.

6.

During the winter or when on vacation for longer

than a week, shut down the heater by following

the shutdown instructions found on the inside of

the heater.

7.

Where possible, shelter the pool from prevailing

winds with well-trimmed hedges or other land-

scaping, cabanas, or fencing.

8.

Always use a pool cover when practical. Besides

providing a valuable safety feature, a pool cover

will reduce heat loss, conserve chemicals, and

reduce the load on filter systems.

Summary of Contents for LD

Page 1: ...y damage personal injury or death Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any...

Page 2: ...9 2G 2 Reversible Water Connections 10 2G 3 Valve Installation 12 2G 4 Chlorinators Ozone Generators and Sanitizing Chemicals 12 2G4a Water Chemistry 13 2G 5 Pressure Relief Valve 13 2G 6 Adjusting t...

Page 3: ...g with the latest edition of the Standard for Notes 1 In Canada derate BTU Hr input and output 10 percent for altitudes of 2 000 to 4 500 feet 609 to 1372 m above sea level No derating necessary up to...

Page 4: ...the proper perfor mance and application of Waterpik Laars products For technical support call 415 382 8220 extension 260 SECTION 2 Installation Instructions 2A General Information Install the Laars L...

Page 5: ...ate leakage If this is not possible provide a suitable drain pan to catch and divert any leakage The pan must not block natural flow of air around the heater Locate the heater so the clearances from c...

Page 6: ...r at least 3 Figure 4 Non Combustible Platform Notes 1 Blocks must provide solid base and be braced so they cannot slip out of place 2 Air openings in blocks must be arranged to provide unrestricted o...

Page 7: ...2 Check the rating plate to make sure the heater is fitted for the type of gas being used Waterpik Laars heaters as shipped from the factory are certified to operate at an altitude of 0 to 3000 feet 0...

Page 8: ...ttention Au moment de l entretien des commandes tiquetez tous les fils avant de les d brancher Des erreurs de c blage peuvent entra ner un fonctionnement inad quat et dangereux 2F 1 General Informatio...

Page 9: ...gram b Schematic Diagram WIRING SHOWN AS SHALL USE APPLIANCE WIRING MATERIAL RATED AT 200 C O HSI IGNITION WIRE FACTORY WIRED 120 V 240 V FIELD WIRED 120V 240V FACTORY WIRED 24 V IF ORIGINAL WIRE SUPP...

Page 10: ...de power to the heater from the high voltage side of the time clock Doing so may cause damage to the heater or surrounding plumbing 0 92 7 7 5 5 1 5 0 Y Connection Diagram BK TH PP Y Y W PP TH Pilot G...

Page 11: ...connected by removing the jumper wire on the terminal block located in the control compartment see Figure 6 and connecting the two wires from the remote to the two terminals on the terminal block This...

Page 12: ...side It could be necessary or helpful to switch the connections to the left side to improve access for installation and service Perform this modification before installing the heater using the follow...

Page 13: ...changer 10 Unscrew the brass compression fitting securing the pressure switch to the inlet outlet header Remove tube from header and gently bend it out of the way 11 Loosenthescrewsecuringthetemperatu...

Page 14: ...ater damage caused by exces sive chemicals or improper ozonization is not covered by the Waterpik Laars warranty Be sure to adhere to thefollowing When ozone is injected upstream of the heater install...

Page 15: ...The back pressure could be too low to trigger the pressure switch If this happens it may be necessary to install a directional fitting or elbows where the return line enters the pool This will increas...

Page 16: ...ains off This allows water from the pool to reach the heater 7 Record the temperature indicated by the ther mometer cold water 8 Turn the heater ON following the lighting in structions found on the in...

Page 17: ...ve thermometer and Pete s plug d Replace the drain plug 2G 9 Adjusting the Manual Bypass Valve After the manual bypass valve is installed use the following procedures to adjust the bypass valve 1 Clea...

Page 18: ...ts off the top of the heater Blocking air flow could damage the heater and may void the warranty WARNING Vent pipes drafthoods and heater tops get hot These surfaces can cause serious burns Do not tou...

Page 19: ...to the appliance if service is to be performed 3 Turn gas control knob clockwise to OFF 4 Replace control access panel A This appliance does not have a pilot light It is equipped with an ignition dev...

Page 20: ...he knob will not push in or turn by hand don t try to repair it Call a qualified service techni cian Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part...

Page 21: ...only going to be used occasionally turn the temperature control down to the MIN setting This prevents the pool from water from becoming chilled and minimizes the time re quired to raise the pool wate...

Page 22: ...temperature of 98 6 F 37 C Symptoms include dizziness fainting drowsiness lethargy and an increase in the internal body temperature The effects of hyperthermia include Lack of awareness of impending h...

Page 23: ...ose or broken wires and terminal connections 2 Verify pressure switch operation by cycling the spa pump on and off a few times The heater should go off immediately after the pump stops 3 Inspect the e...

Page 24: ...own All 10480000 VENT SYSTEM 59 Top Enclosure 125 400 R0343401 05 60 Top Filler Plate US Only 125 400 R0343701 05 61 Rainshield Kit US Only 125 400 R0318301 05 61 Rainshield Kit Canada Only 125 400 R0...

Page 25: ...NER TRAY LDSHOWN SEE NEXT PAGE FOR DETAIL 50 51 52 53 54 66 60 59 61 62 65 UNITED STATES CANADA UNITED STATES CANADA UNITED STATES 82 82 85 85 101 102 103 104 105 106 107 108 HEAT EXCHANGER SEE NEXT P...

Page 26: ...6 14 8 5 2 1 4 34 16 18 70 98 96 97 75 72 75 74 38 32 95 86 85 49 48 69 47 44 45 80 77 79 78 81 90 93 88 94 91 39 30 31 43 76 87 23 22 36 28 34 26 33 25 LD SHOWN 29 27 35 3 12 LG SHOWN 19 24 13 20 LG...

Page 27: ...Model LG LD Pool and Spa Heater Page 25 NOTES...

Page 28: ...thorized 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...

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