Daewoo DPB-280LH service manual Triac Driving4

Page 26

Triac Driving(4)

 

 

 

12V

 

 

 

 

 

 

 

L1

 

 

 

 

TLP561

1

1

2

 

 

 

130H

 

 

 

PT1

 

 

 

 

 

 

3A

 

MICOM

 

 

 

 

 

 

 

 

IC4

 

 

T1

 

 

 

 

 

SM3JZ47

 

 

 

KID 65004

 

2

 

 

32

7

10

R2

 

 

 

 

 

 

 

 

 

1K

1/2W

N

AC 220V

L

SN1

0.1F 120Ohm

TO MOTOR

DESCRIPTION

Number 32 Terminal of Micom is put out Pulse Output, by way of Buffer it is driving Photo Triac is supplied Trigger Signal.

Trigger Test of Triac is detected Zero Cross Part of AC input and it is triggered from Zero Cross part to Time delay part according to Fan Speed. (Ref. Fig 4-1) SN1 is Snubber.

AC220V

TRIGGER

LOW SPEED

 

MIDDLE SPEED

 

HIGH SPEED

 

 

 

 

 

MOTOR

INPUT

Fig 4-1

25

Image 26
Contents Floor Standing AIR Conditioner Contents Space to Install Installation GuideInstallation Place Refrigerant Tube Connection Installation of Indoor UnitInstallation of Outdoor Unit Electrical Wiring Spec ColorSpecifications DPB-280LHOutline Indoor UnitOutdoor Unit Indoor Unit OperationParts of Name and Function Room Temperature / Desired Temperature Indicator Outdoor Unit Outdoor Unit AIRRemote Controller Name of Each ButtonRemote Controller Display Replacing BatteriesControl of Room Temperature OFF-TimerON-Timer Description of FunctionsFan Speed Indoor Unit Sleep Mode Frost Prevention of Indoor UnitAuto Mode Min. Time Delay of CompressorSeconds Time Delay of Indoor Fan Motor Self-Diagnostic Function Dehumidification ModeQuick ModePowerful Cooling & Heating Air Discharge DirectionCircuit Diagram Type/model Technical data Standard Main Electric PartsPCB Circuit Diagram Part Code Part Name Quantity Specification Heat Shink Oscillator2 Power Supply1PCB Driving Description Sensor3 Resistance & Voltage of the SensorTriac Driving4 Remote Controller5 Micom Power Supply7 Reset8 Function Selecting9 Buzzer Driving10Zero Crossing Detect11 Stepping Motor Driving12 Micom Darlington Arrays KID65004 Reset IC KIA 7042P Refrigerant Cycle Indoor UnitTrouble Shooting Neither Indoor Unit nor Outdoor Unit Runs Outdoor Unit Runs but Indoor Unit Do Not Run Outdoor Fan Do Not Run Only Compressor Do not Run Remote Controller Assmbly Functional Test Method ~24 Hour Exploded Diagram Page Part Code Part Name Quantity Remarks Bracket Front R Outdoor Unit Page Base PAN Paint Assy Printed Date APR.1999

DPB-280LH specifications

The Daewoo DPB-280LH is a standout in the realm of compact yet powerful pressure washers, engineered to meet the needs of both homeowners and professionals seeking effective cleaning solutions. Its blend of performance, portability, and user-friendly design makes it an essential tool for a variety of tasks.

One of the most notable features of the DPB-280LH is its robust motor. With a powerful 2800 PSI pressure output, it is capable of tackling tough grime, dirt, and stains across multiple surfaces including vehicles, patios, and decks. This level of power ensures that users can achieve impressive cleaning results without the need for strenuous scrubbing.

The technology behind the DPB-280LH includes an efficient pump system, which is designed to maximize water flow while minimizing water consumption. This not only enhances cleaning efficiency but also promotes environmental sustainability—a feature increasingly valued by users today. In addition, the unit boasts an impressive flow rate, further contributing to its effectiveness in achieving rapid cleaning results.

Durability is another hallmark of the Daewoo DPB-280LH. Constructed with high-quality materials, this pressure washer is built to withstand rigorous use, making it a reliable companion for regular cleaning tasks. The design includes reinforced components that ensure longevity, even in demanding environments.

Portability is key to the DPB-280LH's appeal. It features an ergonomic handle and a lightweight frame, making it easy to maneuver around different cleaning areas. The integrated wheels enhance mobility, allowing users to transport it effortlessly from one job site to another. This is particularly beneficial for those who may need to clean large outdoor spaces or tackle multiple projects in various locations.

The DPB-280LH also incorporates user-friendly features, such as an easy-to-use trigger gun and adjustable spray settings. This versatility allows users to customize the pressure according to the specific cleaning task, whether rinsing off a car or removing grime from a driveway.

Additionally, the unit supports various cleaning attachments, including different nozzles and brushes, thereby enhancing its versatility. Such adaptability ensures that it is equipped to handle a wide variety of cleaning challenges.

In summary, the Daewoo DPB-280LH combines power, portability, and user-centric features to deliver an exceptional pressure washing experience. With its durable construction, potent motor, and versatile capabilities, it stands out as an essential tool for anyone looking to achieve thorough cleaning results efficiently and effectively. Whether for home use or professional tasks, the DPB-280LH is a reliable choice that promises to meet and exceed expectations.