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The warranty of Jereh electrostatic spray disinfection equipment is implemented 
from the date of purchase. The warranty terms are as follows:

Warranty Policy

During the warranty period (calculated from the date of invoice date), Jereh 
provides warranty service, if the product fails during normal use Please note the 
following:

Basic Statement

This warranty certificate will not be reissued if lost, please keep it properly.

This warranty certificate is valid only in the Republic of China (Hong Kong / Macau 
/ Taiwan is temporarily unavailable).

Jereh does not provide on-site services for overseas customers (outside mainland 
China). For damages during the warranty period, Jereh will provide replacements 
for free; for damages caused by natural or human factors beyond the warranty 
period, Jereh will provide paid replacements, and the freight and custom duty 
shall be paid by the customers. 

During the warranty period, the following conditions are not covered by the free 
warranty:

Product warranty (

For domestic customers

)

Free warranty for the device and main components (Air compressor, spray gun) is 
one year.

Consumables are provided in accordance with the relevant provisions.

10/11

Troubleshooting Guide

Air fittings are loose.

Air fittings are too tight and 

the gasket or seal is crushed 

and damaged.

The component connected 

to the nozzle is loose.

Check if the black hose on 

the rear of the nozzle is 

pulled and reconnected.

Test spray charge with the 

multimeter. If there are 

charges, the bulb needs to 

be replaced.

Check the built-in filter 

screen of liquid bottle to see 

if any jam exists, replace it if 

necessary. 

Check for damaged wires 

and replace if necessary.

The position of the bottle is 

too high compared to the 

nozzle, and the water 

pressure is not enough.

Raise the bottle to reduce the 

height difference between 

the nozzle and the bottle.

Check for leaks in 

components. Apply soapy 

water to air connections – 

tighten ones that bubble.

Check the air assembly for 

damage and replace 

damaged seals.

Fasten loose connection 

hoses.

The hose connection is not 

reliable.

Check for leaking trachea 

and replace it.

Clean nozzle according to 

instructions.

The hose is worn or has an 

opening.

Nozzle is blocked.

low liquid level in the bottle.

Refill bottle.  

Trigger is disengaged.        

Light bulb damaged.

Damaged wire.

Clogged liquid Filter.

Make sure trigger is engaged.       

Air pressure 

of spray 

appears low

The spray 

from nozzle is 

erratic

Charging 

indicator 

(LED) is out

The nozzle 

fluid flow is 

low

Symptom

Possible Problem(s)

Corrective Action

Failure to present the corresponding purchase order or invoice;

Summary of Contents for JES-BP18

Page 1: ...tatic Disinfecting Backpack Operator s Manual Jereh C Create Technology Co Ltd Address No 5 Jereh Road Laishan District Yantai China Tel 86 535 6766976 Fax 86 535 6723172 E mail jerehhc jereh com Web...

Page 2: ...widely applied in both disinfection and epidemic prevention This operation and maintenance manual consists of introductions regarding to equipment structure operation safety and maintenance Please re...

Page 3: ...evice has been turned off and the charging cable has been disconnected and the rubber cap on the charging port is fastened otherwise it may cause electric shock or serious failure due to internal wate...

Page 4: ...e to corresponding connector of the spray gun Connect the quick connector at the other end of the air pipe fat pipe to the backpack air port Connect the quick connector at the other end of the liquid...

Page 5: ...charging port Otherwise an electric shock or serious fault may occur Drying treatment is necessary after the cleaning 06 07 Shut down Release the trigger Turn off the power switch Fix the spray gun a...

Page 6: ...d by deposited chemicals 08 09 NOTE Please pay attention to the following maintenance Improper operation will affect equipment performance and will not be covered by warranty CAUTION The nozzle cap sh...

Page 7: ...uide Air fittings are loose Air fittings are too tight and the gasket or seal is crushed and damaged The component connected to the nozzle is loose Check if the black hose on the rear of the nozzle is...

Page 8: ...icate is inconsistent with the actual product or altered Failure to follow the instructions and violate the content prohibited by the instructions The product is repaired by staff not authorized by Je...

Page 9: ...ay change please refer to the actual delivered products Please read this manual carefully before using this product Jereh will not be responsible for any consequences caused by operations beyond the e...

Page 10: ...cription 1 2 3 4 5 6 8000005421A E020074048 8004336634 8005336632 E990073624 C060075637 Electrostatic Disinfecting Backpack Bottle 1L Liquid Line Line Spray gun Battery 1pc 1pc 7 Battery charger 3pc 8...

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