4. Service procedures

E.Check. auxiliary relay. (1Y or 2Y)

•Check coil resistance of auxiliary relay.

(1Y or 2Y)

0620_X_S

F.Check indoor fan motor thermal protector (49FMI)

• Disconnect the socket from 9P (WHT) connector.

• Check the continuity between No. 8 and No.9 poles of the 9P socket.

No continuity.

The thermal protector (49FMI)

 

 

 

 

 

 

 

is operated.

 

 

 

 

 

 

 

 

 

 

Check fan casing

 

 

 

 

 

 

Fan cannot

 

 

 

 

Remove foreign

 

 

 

 

 

for foreign matter

 

 

• Check fan rotation.

 

 

 

 

 

 

matter or repair.

be rotated.

 

 

on the inside.

 

 

Rotate the fan gently once

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

or twice by hand.

 

 

 

 

 

 

 

 

 

 

Fan motor burnout

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OK

 

 

 

or foreign matter

 

 

Repair or replace.

 

 

 

 

 

 

 

 

 

 

in bearing.

 

 

 

• Check fan motor capacitor.

 

 

 

 

 

 

0621_X_S

 

 

 

 

 

 

 

 

 

 

G. Check fuse on the P.C.B. Ass’y in the indoor unit.

4

•Check fuse on the P.C.B. Ass'y in the indoor unit for continuity.

When the fuse blows.

•Check transformer. (TR)

OK

•Check resistance of indoor fan motor winding.

(FMI)

OK

• Check resistance of louver

motor winding.

(LM)

•Check resistance of dew

proof heater. (DPH)

OK

•Check coil of compressor motor magnetic contactor.

(52C)

OK

• P.C.B. Ass'y is defective.

OK

0665_T_S

SM830043

– 60 –

Page 59 Page 61
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Image 60
Sanyo SPW-T363GS56, SPW-T483G56, SPW-T483GS56, SPW-C363G8, SPW-T363G56, SPW-T253G56, SPW-C253G5 Check. auxiliary relay Y or 2Y
Page 59 Page 61

SPW-C303G5, SPW-T253GS56, SPW-T303GS56, SPW-C363G5, SPW-T303G56 specifications

The Sanyo SPW-C303G5, SPW-T483G56, SPW-C363G8, SPW-C363G5, and SPW-T483GS56 are part of Sanyo's innovative line of high-performance commercial air conditioning systems. These models are engineered for energy efficiency, maximizing comfort while minimizing operational costs.

The SPW-C303G5 stands out with its compact design and powerful cooling capabilities, making it suitable for small to medium-sized commercial spaces. Its inverter technology allows for smooth operation and quiet performance, adjusting the compressor speed to meet the cooling demand effectively. This model also features advanced air filtration systems, which enhance air quality by reducing pollutants and allergens.

In contrast, the SPW-T483G56 is a robust model ideal for larger commercial environments. Its enhanced cooling capacity is complemented by a user-friendly digital control system, allowing precise temperature settings and timer functions. The SPW-T483G56 is equipped with a heat pump feature, enabling both heating and cooling, which significantly increases its versatility.

The SPW-C363G8 and SPW-C363G5 models focus on energy conservation and efficient operation. Both systems utilize eco-friendly refrigerants in line with global environmental standards. The SPW-C363G8 is noted for its enhanced energy efficiency rating, making it an excellent choice for businesses aiming for sustainability. It incorporates advanced heat exchange technology that maximizes energy usage, ensuring lower utility bills.

The SPW-T483GS56 model features an upgraded control interface, allowing users to monitor and adjust settings remotely via a smartphone application. This connectivity empowers users to manage their cooling and heating needs from anywhere, providing increased convenience and ensuring comfort at all times.

All these models share Sanyo's commitment to durability and reliability, with robust construction designed to withstand the rigors of commercial use. Additionally, they come with comprehensive warranties, highlighting Sanyo's confidence in their performance and lifespan. With a combination of cutting-edge technology and user-centered design, the Sanyo air conditioning units provide optimal comfort solutions tailored for diverse commercial applications.
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