quality

QA Procedures

Component/Raw Materials IQC (Incoming Quality Control)

100% incoming inspection of motors and thermal controls

In-line Inspection

Finished Goods Inspection –AQL (Acceptable Quality Levels) standards

Twin-Star China QA team has real time access to consumer feedback

Product Development

Engineering-Specifications

Testing –Reliability & Life Cycle (2006 in-house lab)

Consumer Service

Fully staffed in-house customer service department manned by ClassicFlame personnel at our USA Corporate Headquarter

Packaging

All tested to ISTA (International Safe Transit Association) Standards Certification

CSA (Std. No. C22.2 No. 46) (UL # 2021) –USA & Canada –CE, CB, Glasnost R, and UkrSepro, NOM

Factory Testing

component testing

Blower life test

Continuously runs under rated voltage to see how long the blower can rotate without any problem, minimum requirement is 3500 hours.

component testing

Motor life test

Tests the life time of the spindle motor with a normal working load.

component testing

Remote life test

Press and release button 10,000 times to test the durability of the remote pad.

component testing

Motor on/off test

Power on 10 seconds, power off 10 seconds, do 1500 cycles to test the start and stop performance of the motors.

component testing

Blower on/off test

Power on for 10 minutes, then stop 1 minute. Do 500 cycles to test the start and stop performance of blowers.

component testing

Switch on/off test

Tests the life time of switches with full work load (1500 watts). At least 10,000 times.

component testing

Temperature limiter

Tests the heater's thermal cut off accuracy - on/off test.

component testing

Temperature Testing

Used to test the temperature characteristic of electrical components and mechanical parts.

component testing

Constant temperature

Constant temperature and humidity chamber test. Tests the performance of blower, cable and motor at the extreme temperature condition, -10C to +80C.

component testing

Salt spray test

Tests the anti-corrosion performance of all heaters, electrical components, wire terminals, coating on metal parts, etc.

component testing

Carton burst strength

Tests the burst strength of the cardboard of the carton's box.

in process testing

Appearance Inspection

Checks the cosmetic quality and flame quality.

in process testing

Electrical Performance

Checks the power consumption of inserts, grounding currency leakage, etc.

in process testing

Noise testing

Tests the noise level of the whole insert under normal working conditions.

in process testing

Remote function test

Tests the remote transmitter and insert response performance.

qa inspection

Dielectric strength test

Appliance safety test, includes grounding, insulation resistance, etc.

qa inspection

Input power testing

Tests the power consumption of the insert.

qa inspection

Remote life test

Press and release button 10,000 times to test the durability of the remote pad.

qa inspection

Motor on/off test

Power on 10 seconds, power off 10 seconds, do 1500 cycles to test the start and stop performance of the motors.

qa inspection

Quality Control

Randomly choose sample product by AQL method, and open the box to check every thing on the product.

qa inspection

Air Flow Testing

Tests the air flow at the outlet port of insert.

qa inspection

Life Cycle

We randomly select samples for each model and run them to make sure they meet our requirement of at least 3500 hours of continuous operation without failing.