This manual contains proprietary information, which is 
protected by copyright. All rights are reserved. No part of this 
manual may be photocopied, reproduced or translated to 
another language without prior written consent of the Good Will 
company.  
The information in this manual was correct at the time of 
printing. However, Good Will continues to improve products 
and reserves the right to change specification s, equipment, and 
maintenance procedures at any time without notice. 
Good Will Instrument Co., Ltd. 
No. 7-1, Jhongsing Rd., Tucheng Dist., New Taipei City 236, Taiwan.