JUKI RS-1 Maintenance Manual page 280

4) Take out the vacuum pump from the main unit.
∗ When taking out the vacuum pump, pull out ① toward the front and lay down ② slightly
toward the rear to pull out ③ toward the front.
∗ When detaching the vacuum pump, do not hold the connection pipe.
Maintenance Guide
12-53
Hexagon socket head
cap bolt (M6 × 2)
Connection pipe