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Thank you very much for choosing the Yoshitake's product. To ensure the correct and safe use of the
product, please read this manual before use. This manual shall be kept with care for future references.
The symbols used in this manual have the following meanings.
Warning
Caution
1. Overview ·································································· 1
2. Specifications and Capacities ······································· 1
3. Dimension and weight ··············································· 2
4. Operation ······························································· 3
5. Maintenance and Inspection ········································· 4
6. Exploded view ··························································· 7
After Sales Service
MODEL TA-18ML
AIR VENT VALVE
PRODUCT MANUAL
This symbol indicates a potentially hazardous situation that, if not avoided,
could result in death or serious injury.
This symbol indicates a hazardous situation that, if not avoided, may result in
minor or moderate injury or may result in only property damage.
5.1 Precaution before use ········································· 4-5
5.2 Precaution for use ················································ 5
5.3 Piping example ···················································· 5
5.4 Troubleshooting ··················································· 6
5.5 Disassemble ······················································· 6
Table of Contents
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■EPDT-308■
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Summary of Contents for Yoshitake TA-18ML
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Page 1: Table Of Contents
AIR VENT VALVE PRODUCT MANUAL Thank you very much for choosing the Yoshitake’s product. To ensure the correct and safe use of the product, please read this manual before use. This manual shall be kept with care for future references. -
Page 2: Overview
1. Overview TA-18ML Air vent valve is compact float type and discharge air automatically from piping. Body material is made of stainless steel, offering high resistance to corrosion and durability. Mainly TA-18ML can be used for water boiler and electrical hot water generator etc. -
Page 3: Dimension And Weight
3. Dimensions and Weights (mm) Nominal Weight (Width Size (kg) across flat) R 1/8 0.12 R 3/8 0.13 R 1/2 0.13 R 3/4 0.13 ■EPDT-308■... -
Page 4: Operation
4. Operation After the installation, air exists in the product, and the float [10] is lowered by its own weight. In this condition, since the valve disc [6] is kept open by the lever [4], air is discharged outside by the internal pressure of the system. -
Page 5: Maintenance And Inspection
5. Maintenance and Inspection 5.1 Precaution before use Caution 1. Make sure to attach joint and hose to outlet of the product, and lead them to drain ditch. Do not remove the top of the cap stopper [Pic. 2] when operation. *Fluid leaks because foreign substance exist on valve disc and seat when elbow cap is loosen, leakage of liquid to outside from elbow cap may happen. -
Page 6: Precaution For Use
10. Because elbow cap is made of plastic, it’s consumable parts. 11. At brass parts, corrosion can be generated depending on the water quality and it cause malfunction. For the place where corrosion can be expected, select the product made of suitable material like stainless steel. -
Page 7: Troubleshooting
5.4 Troubleshooting Trouble Cause Remedy Water blowout 1. Foreign substances exist on the 1. Remove the valve seat by spanner and valve disc and seat. clean the scale and dust. After cleaning, fit the O ring (S9) into the ditch on the valve seat and retighten it by spanner. -
Page 8: Exploded View
6. Exploded View * Because elbow cap is made of plastic, it’s consumable parts. Elbow cap Cap stopper Valve Seat O Ring Valve disc Guide Body ■EPDT-308■...