SJE OPTIMA DM Series User Manual
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SJE OPTIMA DM Series User Manual

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  • Page 2 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior permission of SJE Corporation, Ltd.
  • Page 3 Manufactured by SJE Corporation, Ltd. User's Manual Model: OPTIMA DM Series Ver. G2.3 / G2.7 Distributor’s Contact Information:...

  • Page 4: Table Of Contents

    Table of Contents Introduction --------------------------------------------------------------------------------------------- 2 Applications -------------------------------------------------------------------------------------------- 2 Product Specifications --------------------------------------------------------------------------------- 2 Exterior Description ------------------------------------------------------------------------------------ 4 Safety Precautions ------------------------------------------------------------------------------------- 6 Included Items and Accessories ----------------------------------------------------------------------- 9 Pre-Start Procedure ----------------------------------------------------------------------------------- 10 Standard Operating Procedure ----------------------------------------------------------------------- 12 Air Adjustment ----------------------------------------------------------------------------------------- 14 Moisture Control --------------------------------------------------------------------------------------- 14 Pause Operation -------------------------------------------------------------------------------------- 15 Shutdown Operation ---------------------------------------------------------------------------------- 15...

  • Page 5: Introduction

    Introduction The Optima Steamer represents the future of environmentally friendly and effective cleaning. Optima Steamer is focused on supporting your cleaning operations with high-quality green cleaning solutions. Applications The Optima Steamer is capable of providing ample amount of super-heated steam continuously in perfect pressure and temperature.
  • Page 6 Product Specifications Model Name EST (05K, 12K, 18K, 27K) Electrical Power Display ㎠ ㎠ 7~8.5 kgf/ / Max 9.0 kgf/ (99~120.8 psi / Max 128 psi) Working Pressure < 135℃ (< 275℉) Temp. at Gun Tip 174℃ / max. 180℃ (345.2℉ / Max 356℉) Steam Vessel Temp.

  • Page 7: Exterior Description

    Exterior Description Model: DM(DMF) 1. Exhaust Flue 11. Drain Valve 2. Top Cover 12. Moisture Control Valve 3. Lateral/Side Panel 13. Swivel Caster 4. Tank Cap 14. Steam Outlet Valve 5. Water Tank 15. Warning Sticker 6. Throttle Door 16. Specification Sticker 7.
  • Page 8 Exterior Description Model: EST(05K, 12K, 18K, 27K) 1. Top Cover 11. Moisture Control Valve 2. Lateral/Side Panel 12. Swivel Caster 3. Tank Cap 13. Steam Outlet Valve 4. Water Tank 14. Warning Sticker 5. Throttle Door 15. Specification Sticker 6. 12" Rigid Wheel 16.

  • Page 9: Safety Precautions

    Safety Precautions Visual Symbols To ensure correct and safe usage with a full understanding of this product's performance, please be sure to read through this User's Manual completely and store it in a safe location. The contents of this User's Manual and the specifications of this product are subject to change without prior notice.
  • Page 10 Using any kind of boiler water treatment (solution) can help decrease scale build-up. • DO NOT add detergent, wax or any cleaning additives in the water tank or steam vessel. • DO NOT use distilled water or filtered water below 15 ppm. •...
  • Page 11 SAFETY RULES for OPTIMA DMF Use clean diesel only. • Ensure switches of the machine are off before refilling fuel. • BURN HAZARD. DO NOT touch exhaust flue in operation. • DO NOT operate the machine in a confined space. •...

  • Page 12: Included Items And Accessories

    Included Items and Accessories OPTIMA DMF OPTIMA EST (05K/12K/18K/27K) Steam hose 10m 1EA (OPTIMA EST05K&12K) Steam Gun with Quick Coupler 1EA Steam Gun with nozzle 3.5 1EA (OPTIMA DMF, EST18K&27K) Steam hose 10m 2EA (OPTIMA DMF, EST18K&27K) Steam Nozzle 1EA L-wrench 3.0mm 1EA Couplings D.

  • Page 13: Pre-Start Procedure

    Pre-Start Procedure Wear appropriate protective gloves before using the product. Surface of exhaust flue and valves may be hot. Take precautions when users resume operations. Steps: 1. Connect steam hoses and guns to the steam outlet valves. Ensure a tight connection using appropriate tools.
  • Page 14 5. Fill the water tank with clean water. When tap water or hard water is used, use of a water softener is recommended to prevent scale build-up. Continuous Water Supply In the event of using continuous water supply, connect water hose attached with Quick Coupler to the Plug of the machine.

  • Page 15: Standard Operating Procedure

    Standard Operating Procedure Make sure to advance the steps of Pre-Start Procedure before users follow Standard Operating Procedure. (See page 10, "Pre-Start Procedure”) Wear appropriate protective gloves before using the machine. NEVER leave the machine unattended while operating. Surface of an exhaust flue or valves may be HOT. Take precautions while operating.
  • Page 16 LED ICON LEGEND POWER WATER WATER PUMP FUEL SOLID BLINKING SOLID or OFF ALARM BEEPS ONCE ALARM BEEPS CONTINUOUSLY Standard Operating Procedure step Description Turn on the POWER (EMERGENCY STOP) switch and then turn on the STEAM switch. You will see one of the following signal indications. POWER and WATER PUMP Indicators are turned to the on position.

  • Page 17: Air Adjustment

    Air Adjustment Amount of air intake can be subject to differ depending on ambient environment. Combustion gas should be visually transparent. 1. Open the plastic cover on the right side. 2. Slightly untighten air adjustment damper using a screw driver(+) and adjust an amount of air intake manually.

  • Page 18: Pause Operation

    Pause Operation 1. Switch off the STEAM. 2. Close the steam outlet valves and release all the remaining steam from the hoses by pulling the gun trigger. It prevents remaining of condensed water residue in the steam hoses afterwards and increases the life span of the steam hoses and guns. Shutdown Operation 1.

  • Page 19: Maintenance

    Maintenance Must-do before carrying out maintenance Must cool down the product. Must get rid of pressure in the product. Wear appropriate protective gloves. Unplug to shut down the power. Caution of burn Keep the below maintenance schedule. Maintenance Schedule Every Every Maintenance items Daily...
  • Page 20 A. Drain Water from the Steam Vessel 1. Reduce pressure below 2 kgf/㎠(28.4 psi) 2. Open the drain valve and drain out all the remaining water. 3. Leave drain valve open until the next use. Wear appropriate protective gloves for hands because steam is very hot. In the event of vessel drain, ensure to keep your workspace area including steam hoses and power cable neat and tidy.
  • Page 21 C. Replace Filters Check water filters regularly and replace if necessary. OPTIMA DM(DMF) How to replace the water filter 1. Drain out all water from the water tank. (Refer P. 17) 2. Push the water filter fitting (yellow part) and pull out the water tube(blue part). 3.
  • Page 22 There is fuel filter for OPTIMA DM(DMF). Please check it regularly and replace it if necessary. OPTIMA DM(DMF) How to replace the fuel filter 1. Drain out all fuel from the fuel tank. (Refer P. 17) 2. Disassemble the lower part from the fuel filter. (2-1.
  • Page 23 D. How to check and clean water probe sensors Three water probe sensors (high/common/low) detect the water level in the steam vessel and trigger the running and stopping of the water pump. Minerals or various foreign substances in the water become hardened and are highly likely to cause water level detection failure.

  • Page 24: Freeze Prevention

    Freeze Prevention In cold climates, it is necessary to store the product in an area where a temperature is above freezing. Follow the below steps to protect your product against freezing and bursting. Steps: 1. Drain the Steam Vessel Reduce steam pressure below 2 kgf/㎠(28.4 psi) and then drain out water from the steam vessel by opening a drain valve.
  • Page 25 3. Drain Water from the Water Pipes and the Water Pump Open the drain valve and detach water pipes as illustrated below. Drain out remaining water using compressed air. Leave the drain valve open until next use. OPTIMA DM(DMF) / EST 4.

  • Page 26: Troubleshooting Guide

    Troubleshooting Guide Many malfunctions and failures that can occur in daily operation can be easily remedied. In the following Problem Solving Guide, you can find possible causes for a malfunction or failure and information on how to resolve it. If the solutions presented here do not assist you any further or if you can't find a matching description to your problem, please contact your local distributor or manufacturer.
  • Page 27 OPTIMA DM(DMF) OPTIMA EST LAMP Description Water shortage in the water tank 1) Water shortage. → Refill water to the water tank. → Disconnect one of the wires to the Cause floater level switch. If the related 2) Malfunction of the floater &...
  • Page 28 OPTIMA DM(DMF) OPTIMA EST LAMP Description Malfunction of the pressure switches → Thaw the machine completely and reset the machine. If the problem 1) Pressure switch error Cause persists, replace both pressure & switches. → Clean scale build-up from the tip of Remedy 2) Malfunction of the water the water probe sensors with sand...
  • Page 29 OPTIMA DM(DMF) OPTIMA EST LAMP Description Flame sensor error 1) Flame sensor does not → Check for any damage to the flame detect a flame sensor and replace if necessary. → Check the fuel filter for any 2) Fuel filter clogging or fuel settled/floating debris and replace.
  • Page 30 Description Steam or hot water bursting underneath the steam vessel 1) Safety valve open and → Check for the cause of over-pressurizing depressurizing the steam and replace if necessary. vessel. Cause 2) Freeze rupture of internal & → Replace related parts if ruptured parts in cold winter weather Remedy →...

  • Page 31: Service Request

    OPTIMA STEAMER Limited Warranty SJE Corporation Ltd. hereby warrants that new Optima Steamers purchased directly from SJE Corporation Ltd., headquartered in Busan, South Korea will be free from defects in material and workmanship for the period of time stated below, subject to certain limitations.
  • Page 32 Under this warranty, the customer’s responsibility shall be to: a. Operate and maintain the machine as specified in the instructions manual. b. Give notice to authorized Optima Steamer dealer or SJE Corporation Ltd. of apparent defects within seven (7) days after discovery.

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