Table 1A is superseded as follows:

Page 3, paragraph 8a(1)(f). "Multimeter ME-26/U" is changed to read: "Voltmeter ME-

202/U here, and wherever it occurs in this procedure."

Paragraph 8a(1)(g). The following is added: "If not, perform b(1) below.

Paragraph 8a(2)(c). The following is added: "If not, perform b(2) below. Readjust

R8 and R1 as necessary for best possible compromise of 26 volts ac and 400 Hz, as these

adjustments sometimes interact."

Paragraph 8b(1)(f), line 4. The following is added: "(R)."

Page 5, paragraph 8b(2)(g), line 4. The following is added: "(R)."

Paragraph 9a(1), line 2. The following is added: "or obtain access from the rear of

the panel by removing the case screws and the rf shield which is located on the front panel

rear, behind SIGNAL GENERATOR rf connector. Connection may be made at either end of

the short wires, whichever is most proctical."

Paragraph 9a(2), lines 5 through 7. Lines 5 through 7 are changed to read: "the

negative lead to the yellow wire on B1. Connect the hot lead from the oscilloscope to the

blue wire on resolver B1 and the negative lead to the orange wire."

Page 9, paragraph 9b(5), line 3 The following is added: "(R)."

Paragraph 10. The following note is added immediately preceding: "a. Performance

Procedure."

NOTE

Disassembly and manual rotation of the indicator as prescribed

in the following procedure is not recommended for

inexperienced personnel working outside proper instrument

repair facilities. Perform paragraph 11 first. If improper

indications in paragraph 11 are observed, proceed as follows or

obtain assistance as required to open and adjust this indicator.

Paragraph 10a(2), lines 3 and 4. "and detach cable from each unit" is superseded as

follows: "remove cable from bearing indicator and leave cable to direction finder control

intact. Set DF control to ADF."

Paragraph 10a(6), line 3. "pin M" is changed to read: "pin A."

Paragraph 10a(7), line 3. "pin H" is changed to read "pin B."