Operator’s Manual Serial number range
GTH-4016 SR
From s/n 20918 To s/n 23823 plus s/n 20584
GTH-4018 SR
From s/n 20882 To s/n 24176 plus 20559; 20598; 20623; 20708
With Maintenance Information
First Edition Second Printing Part No. 57.0009.0542
Operator’s Manual Serial number range
GTH-4016 SR
From s/n 20918 To s/n 23823 plus s/n 20584
GTH-4018 SR
From s/n 20882 To s/n 24176 plus 20559; 20598; 20623; 20708
With Maintenance Information
First Edition Second Printing Part No. 57.0009.0542