Operating at peak efficiency
Subtitle: a technician's guide to servicing Hvac/r equipment
By: Billy C. Langley.
Publisher: Business News Pub.
Published: 1995
Place of publication: Troy, Mich
Language: eng
Number of pages: 133
Subjects: Heating -- Equipment and supplies -- Maintenance and repair.; Ventilation -- Equipment and supplies -- Maintenance and repair.; Air conditioning -- Equipment and supplies -- Maintenance and repair.
Notes: Text followed by approximately 150 tear-out copies of Worksheets.